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965 Cards in this Set

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Spinal tract that governs voluntary motor command from motor cortex to head/neck
corticobulbar
What does an FEV1/FVC ratio < 80% imply?
obstructive lung pathology
What are the criteria for diagnosis of major depressive episode? 5 of these. 2 weeks.
Sleep disturbance
Interest loss
Guilt, feelings of worthlessness

Energy loss

Concentration loss
Appetite/weight change
Psychomotor retardation or agitation
Suicidal ideations
Depressed mood
Spinal tract important for postural adjustments and head movements
vstibulospinal
What does an FEV1/FVC ratio normal or > 80% imply?
restrictive lung pathology
What are the criteria for diagnosis of mania? 3 of these. 1 week.
Distractability
Irresponsibility -- seeks pleasure w/o regard to consequences
Grandiosity

Flightof ideas
Activity
Sleep need decrease
Talkatuce ness
Contralateral hemiballismus
subthalamic nuclei
What is a normal A-a gradient?
5-15 mmHg
What is major depressive disorder?
recurrent -- requires 2 or more major depressive episode with a symptom free interval of 2 months.
eyes look toward side of the lesion
frontal eye fields
What does is mean for a pathology to present with an increased A-a gradient? Examples?
Hard time getting O2 to arteries

Increased gradient seen in PE, pulmonary edema, R-->L vascular shunts
What is the sleep pattern of depressed patients?
decreased slow-wave sleep
decreased REM latency (fall into REM faster)
increased REM early in sleep cycle
increased total REM sleep
repeated nighttime awakenings
early-morning awakening (important screen question)
eyes look away from side of lesion
PPRF
How to manage viral influenza?
treat symptoms; fluid intake.

self-limited, but zanamivir and oseltamirvir can be used to shorten course before 48 hours of onset.
When do post partum blues tend to clear?
2 weeks

post partum depression is basically major depressive disorder (can go on for a long period of time)
paralysis of upward gaze
superior colliculi (parinaud)
Pain over face
Purulent nasal discharge
Maxillary toothache pain

Causes?
Sinusitis -- pneumococcus, heam, morax, viral
What are the risk factors for suicide completion?
Sex (male)
Age (teen or elder)
Depression

Previous attempt
Ethanol or drug use
Rational thinking loss
Sickness (medical illness)
Organized plan
No spouse
Social support lacking
hemispatial neglect syndrome
nondominant parietal lobe (usually right)
What are the diagnostic feathres of acute bacterial sinusitis that distinguish it from the common cold?
Lasts more than 7 days and presents with nasal discharge, maxillary tooth or facial pain.
What is serotonin syndrome?
hyperthermia
muscle ridgitiy
CV collapse
flushing
diarrhea
seizures
coma
reticular activating system
What is the treatment for acute bacterial sinusitis?
Observation, symptoms relief, Abx (amoxicillin, augmentin, ceph)
What are the drugs a/w serotonin syndrome?
with any drugs that increase serotonin

SSRIs, SNRIs, MAOi
St. John's wort, kava kava
Sibutramine
Tryptophan
Cocaine, amphetamines
poor repetition (repeating a heard sentence)
Arcuate fasciculus
What is the treatment for chronic bacterial sinusitis? (>3 mo of symptoms)
Oral steroids
Oral ABx
Intranasal saline irrigation
Intranasal steroids
How to treat serotonin syndrome?
take med away
cooling, benzos
cyproheptadine if severe
poor comprehension
wenicke's
Complications of sinusitis?
Meningitis
Abscess
Orbital cellulitis
Ostomyelitis
What are SNRIs for?
depression, but

1. venlafaxine is also used in generalized anxiety disorder

2. duloxentine also indicated for diabetic peripheral neuropathy
poor vocal expression
Broca's
What is the tox of MAOi?
hypertensive crisis with tyramine inghestion (in many foods, esp aged foods) and b-agonists

tyramine stimulates NE release; MAO inhbited will lead to no degradation
Common causes of acute bronchitis?
nonsmokers -- mycoplasma

smokers -- pneumococcus, haemophilus
resting tremor
basal ganglia
How does maprotiline work?
blocks NE reuptake

atypical antidepression -- sedation, orthostatic hypotension
Which class of antihypertensives are contraindicated in advanced renal failure?
K sparking diuretic
ACEi with hyperkalemia
intention tremor
cerebellar hemispherer
What is the mech for mirtazapine?
a2-antagonist (increases releease NE and serotonin) and potent 5-HT receptor antagonist

tox: sedation, increased appetitde, weight gain, dry mouth
Which class of antiHTN are c/i in gout?
thiazide
loop diuretics
hyperorality, hypersexuality, disinhibited behavior
amygdala
Causes of penumonia in 1-4 mo old? Treatment?
RSV
Chlamydia trachomatis
Parainfluenze
Bordetella
Pneumococcis
S.areus

MACROLIDES +/i cefotamine
What is the mech for trazadone?
primarily inhib serotonin reuptake

used for insomnia -- increases REM sleep, as high doses are needed for antidepressant effects

tox: sedation, nausea, pripism, postrual hypotension
personality changes
frontal lobe
Causes of pneumonia in 4m - 4y? Treatment?
RSV/viral, pneumococcus, H.influ, mycoplasma, s.aureus

amoxillicin/augmentin
Difference b/w acute stress disorder and PTSD?
acute stress -- 2 months and 1 month

PTSD -- longer than a month
dysarthria
cerebellar vermis
Causes of pneumonia in 5y - 15y? Treatment?
Pneumococcus
Mycoplasma
C.pneumonia
Viral

1. augmentin
2. azithromycin
3. amoxicillin + doxycyline
How is buspirone used? Mech?
Stimulates 5=HT receptor

does not cause sedation, addiction, or tolerance.

Takes a week to work
agraphia & alcalculia (inability to write and to do math)
dominant parietal lobe (usually left)
gram + cocci in clusters
staph aureus
Differentiate timeframe with generalized anxiety disorder, adjustment disorder?
general -- (nonspecific) for at least 6 months

adjustment -- (specific) for < 6 months; < 6 months in presence of chronic stressor
Lesion/disease that causes fasciculations and spastic paralysis (aka flaccid and spastic paralysis)
ALS, affecting ventral horn and corticospinal tract
gram cocci + in pairs
pneumococcus
What are SNRIs for?
depression, but

1. venlafaxine is also used in generalized anxiety disorder

2. duloxentine also indicated for diabetic peripheral neuropathy
Lesion/disease that causes impaired proprioception AND pupils do not react to light
syphillis
gram - rods
e.coli
What is the tox of MAOi?
hypertensive crisis with tyramine inghestion (in many foods, esp aged foods) and b-agonists

tyramine stimulates NE release; MAO inhbited will lead to no degradation
bilat loss of pain and temp below lesion and hand weakness
syringomyelia
gram + cocci in neonate (not in clusters)
GBS
How does maprotiline work?
blocks NE reuptake

atypical antidepression -- sedation, orthostatic hypotension
bilat loss of vibration sense and spastic paralysis of legs THEN arms
B12
Causes of symmetrical IUGR?
early in utero insults:

chromosomal
TORCH
teratogens
toxins
What is the mech for mirtazapine?
a2-antagonist (increases releease NE and serotonin) and potent 5-HT receptor antagonist

tox: sedation, increased appetitde, weight gain, dry mouth
bilat loss of pain/temp below lesion + bilat spastic paralysis below lesion + bilat flaccid paralysis at the level of lesion
anterior spinal artery syndrome
Causes of asymmetrical IUGR?
later in utero (head spared):

malnutrition
smoking
(utero-placental insuffiency; secondary to maternal disease)

HTN
autoimmune dz
abruption
TTTTS
(placental dysfunction)
What is the mech for trazadone?
primarily inhib serotonin reuptake

used for insomnia -- increases REM sleep, as high doses are needed for antidepressant effects

tox: sedation, nausea, pripism, postrual hypotension
ipsilateral loss of vibration and discrimination (below lesion), isilateral spastic paralysis (level of lesion), contralateral loss of pain and temp (below lesion)
Brown Sequard (all tracts on one side of the cord affected)
What lab findings would greatly suggest PCP as the cause for pneumonia?
CD4 < 200

LDH > 220
Differentiate timeframe with generalized anxiety disorder, adjustment disorder?
general -- (nonspecific) for at least 6 months

adjustment -- (specific) for < 6 months; < 6 months in presence of chronic stressor
1. facial paralysis (facial nucleus)
2. deafness/tinittus (V/C nuclei)
3. nystagmus/vertigo
4. absence of loss of motor and light touch
AICA infarction
How is the diagnosis of active TB made?
- sputum acid-fast
- sputum culture
- bronchoscopy with bronchoalveolar lavage
How to treat opiod intox?
1. buprenorphine -- opioid partial agonist; sublingual; 1-3 half life; use in combo with naloxone, naltrexone (also used for relapse prevention of alcohol)
2. clonidine -- pallative; α2 adrenergic agonist and a guanidine receptor agonist
What are the signs of opioid withdrawal?
sweating, dilated pupils, piloerection, fever, rhinorrhea, nausea, stomach cramps

lasts 7-10 days
1. spinothalamic -- contralateral loss

2. trigeminothalamic -- ipsilateral face

3. nucleus ambiguus -- hoarseness, dysphagia, loss of gag reflex

4. vestibular: vertigo, nystagmus, nausea/vomiting

5. inferior cerebral peduncle: ipsilateral cerebellar defect (ataxia, past pointing)
PICA infarction
Common causative agent for pneumonia in alcoholics/patients with other health problems
Klebsiella, though pneumococcus is MORE common (but not relatively)
What are the signs of barbituate intox? How to treat?
marked resp depression

symptom management
What supplies the lateral surfaces and temporal lobes?
MCA

-- motor + sensory of face, arms, hands

-- Broca's, Wernicke's
Q fever
coxiella
What are the signs of barbituate withdrawal?
delirium, life-threatening CV collapse, tremors, hallucinations, anxiety, fever, insomnia, grand mal seizures (treat with benzos) due to decreased GABA
What supplies the inferior surfaces and occipital lobes?
PCA

-- motor and sensory of legs, feet
Common bacterial cause of COPD exercerbation
Haemophilus
What are the signs of benzo intoxication? How to treat?
ataxia, minor respi depression.

Treatment -- flumazenil (competative GABA antagonist)
Cranial nerve -- eye opening
oculomotor
Atypical pneumonia + slow onset of nausea, diarrhea, confusion, or ataxia
Legionella
What are the nonspecific signs of stimulant intoxication and withdrawal?
1. intox -- mood elevation, pyschomotor agitation, insomnia, cardiac arrhythmias, tachycardia, anxiety

2. with -- post-use crash, including depression, lethargy, weight gain, headache
cranial nerve -- taste from anterior 2/3 of tongue
facial
Atypical pneumonia common in very and elderly, frequent sinusitis.
chladymia pneumonia
What are the signs of amphetamie intox? Withdrawal?
releases DA

intox -- impaired judgement, pupillary dilation, prolonged wakefulness and attention, delusions, hallucinations, fever, nightmares

with -- stomach cramps, hunder, hypersomnolence
cranial nerve -- muscles of mastication
trigeminal
How to treat fungal pneumonia?
Histoplasmosis, Blasto -- itraconazole

Coccidio -- Fluconazole
What are the signs of cocaine intox? withdrawal? How to treat intox?
prevents reuptake of DA

intox -- impaired judgment, pupillary dilation, hallucinations (including tactile), paranoid ideations, angina, sudden cardiac death; treat with benzos, antipsychotics

with -- suicidality, hypersomnolence, malaise, severe psychological craving
Mechanical ventilation settings to manage ARDS
PEEP
increased inspiratory times
FiO2 adjusted to maintain O2 > 90%
low TV
cranial nerve -- monitoring carotis body and carotid sinus chemoreceptors and baroreceptors
IX glossopharyngeal
What are the signs of nicotine withdrawal? What are smokers more susceptible to? Why?
2x more likely to develop depression -- agonist @ ACh receptors, activates NAC pathway, speeds and intensifies flow of glutamate

with -- depression, insomnia, anxiety, craving
Mild intermittent asthma. Tx?
< 2 daytime/wk
< 2 night/mo

albuterol (b2-adrenergic receptors)
Empiric ABx for meningitis in < 1 mo
amp + gent
What are palllitive treatments for smokers?
1. buprupion -- antidepressant for smokers with underlying depression

2. varenicline -- binds to Nic receptor, taking away from the pleasurable effects of nicotine

3. bromocriptine -- makes quitting easier
Mild persistent asthma. Tx?
3-6 day/wk
3-4 night/mo

albuterol + low dose inhaled steroid
Empiric ABx for meningitis in 1 mo - 60 yr
Ceftriaxone
Vancomycin
Dexamethasone (if over 6 wk)
What treatment can be used to control a PCP patient?
haliperidol
Moderate persistent asthma. Tx?
daily daytime eps
> 1 night ep/wk

albuterol + mod dose inhaled steroid
(+ long acting b-agonst)
Empiric ABx for meningitis in > 60 yr
Ampicillin
Ceftriaxone
Vancomycin
Dexamethasone
What are heroin users more at risk for?
hepatitis, abscesses, overdose, hemorrhoids, AIDS, and right-sided endocarditis
Severe persistent asthma. Tx?
continual day
frequent night

albuterol + high dose inhaled steroids + long-acting b2 agonist + PO steroid
What is the rational for dosing dexamethasone prior to or along with the first dose of ABx for empiric treatment of bacterial meningitis?
1. reduces neurologic sequelae (hearing loss) in children with meningitis, especially in cases of haemophilus or TB

2. in adults with bacterial meningitis, dexamethasone reduces both morbidity and mortality esp in pneumococcus
Besides methodone, what other methods exists to treat heroin addication?
suboxone -- naloxone + buprenorphine (partial agonist); long acting with fewer withdrawal symptoms than methadone. Naloxone is not active when taken orally so withdrawal symptoms occur only if injected
How to differentiate via labs emphysema and chronic bronchitis?
DLco is normal in chronic bronchitis but is decreased in emphysema
What organism in meningitis?

- small, pleomorphis gram neg coccobacilli
haemophilus
How does disulfram work?
nausea, chest pain, hyperventilation, tachycardia, vomiting b/c of accumulation of acetylaldehyde -- to condition an alcoholic to cease desire to drink
Complications of COPD
chronic respiratory decompensation, cor pulmonale, frequent respiratory infections, frequent comorbid lung cancer
What organism in meningitis?

- gram positive diplococci
pneumococcus
How does acamprosate aid in treatment for alcholism?
helps prevent relapse, lowers activity of receptors for glutamate (chronic alcohol abuse leads to increase in number of these receptors)
Possible etiologies for bronchiectasis?
50% unknown
CF
immunodeficiency
dyskinetic cilia: Kartagener (dextrocardia, sinusitis, bronchiectasis), ADPKD
pulmonary infxn (TB, fungal, lung abscess)
Other: FBA, RA, Sjorgen, allergic bronchopulmonary aspergillosis, smoking
What organism in meningitis?

- gram pos rods and coccobacilli
listeria
How does topiramate aid in treatment for alcholism?
helps support abstinence; stimulates GABA --> blocks action of glutamate --> slows release of DA on NAC pathway
Prophylaxis for close contacts of meningitis?
rifampin or ciprofloxacin
What heart defect is a/w chromosome 22q11 deletion
truncus arterosis/TOF
How does benzos aid in treatment for alcholism?
helps prevent seizures
When should a CT scan be performed as a next step instead of an LP in a patient suspected to have meningitis?
1. sign of focal neurologic defect, seizure

2. papilledema

3. pupil asymmetry

4. soft tissue infection

5. bleeding diathesis

6. cardiopulmonary instability
What heart defect is a/w congentinal rubella?
PDA, pulmonary artery stenosis
How does naltrexone aid in treatment for alcholism?
given to recovering alcoholics; reduces craving. drinks don't taste as good

on it, relapse = 50%
without, relapse = 95%
What is the treatment for viral meningitis?
1. acetaminophen for pain

2. IV fluids as pain

3. empiric antibiotics bacterial can be excluded, unless < 3 yrs, severely, or immunocomprised, continue ABx until bacterial culture confirm nonbacterial

4.
What heart defect is a/w Marfan?
aortic insufficiency
MVP
How does flumaeznil aid in treatment for alcholism?
benzos receptor antagonist, can help prevent relapse
What are the most common sequlae of meningitis in children?
1. long term seizure

2. hearing loss

3. mental retardation

4. spastic paralysis
Characteristics favoring benign lesion in a solitary pulmonary nodule? What is the next best step?
< 35 years old

no change from prior films

central, uniform lesion with smooth margins on CT

< 2 cm

no evidence of lymphadenopathy

--> follow with CXR in 3-6 mo
What are the CNS stimulates? How do they work? What are they used for?
methylphenidate, ampheatmine

increases catecholamines at the synaptic cleft, especially NE and dopamine

use for ADHD, narcolespy, apetite control
You suspect an AIDS patient may have meningitis. What specific CSF preparation should be ordered in addition to usual CSF analysis, graim culture, culture?
india ink for cryptococcus
Characteristics favoring cancerous lesion in a solitary pulmonary nodule? What is the next best step?
smoker

> 45 years old

new or progression lesion

no calcifications or irregular calcificatiosn on CT

> 2 cm

irregular margins

--> FDG-PET, biopsy, or immediate resection depending on clinical likelihood of malignangy
What are the antipsychotics? What are the mechanisms?
Haloperidol (first line for acute aggresion)
--azine

all typical antipsychotics block dopamine D2 receptor (increased cAMP)
Headache
Malasise
Back pain
myalgia
Anorexia for 3-6 ("flu-like" illness)

severe sx 1/150: meningitis +/- encephalitis including muscle weakness and flaccid paralysis (via anterior-horn involvement), alteration in consciousness, possibly death

Diagnose?
Dx: serology IgM antibodies
Tx: Supportive

West Nile Virus
Lung mets are most commonly a/w which primary cancers?
breast
colon
prostate
endometrial
cervical cancer
What are the toxicities of antipsychotics?
1. highly lipid soluble and stored in body fat; thus, very slow to be removed from body

2. extrapyramidal system side effects (decrease DA); treat w/anti Parkinson's

3. endocrine side effects (e/g/ DA receptor antagonism --> prolatinemia --> galactorrhea)

4. side effects arising from blocking muscarinic (dry mouth, constipation), a (hypotension), and histamine (sedation) receptors
How to treat Reye Syndrome?
1. Discontinue salicylate (e.g. aspirin)

2. hospilization (ICU) for cardiorespiratory monitoring (+/- mechanical ventilization), supportive care, fluid and eletrolyte management

3. maintain euglycemia

4. maintain isovolemia

5. reduce brain swellings: avoid hypo-osmotic fluids, elevate head of bed, +/- corticosteroids, +/- ICP monitor

6. if seizure --> phenytoin
Treatment of idiopathic lung disease.
corticosteroid combined with imuran or cyclophosphamide

lung disease
What are toxicities of antipyschotics? How to treat
Neuroleptic malignant syndrome -- rigidity, myoglobinuria, autonic instability, hyperpyrexia

weight gain, memory problem, orthastatic hypotension, bad taste in mouth, vomiting (esp with smoking), altered body response to temperature

treat: dantrolene, agonists (e.g. bromocriptine)
How should you treat a patient that has been bitten by an an animal suspected of having rabies or an animal that cannot be observed for 10 days?
empiric --
rabies immunoglobulin
wound cleaning
tetanus prophylaxis
Diseases characterized by granulomas
2.1 Tuberculosis
2.2 Leprosy
2.3 Schistosomiasis
2.4 Histoplasmosis
2.5 Cryptococcosis
2.6 Cat-scratch disease
2.7 Sarcoidosis
2.8 Crohn's disease
2.9 Pneumocystis pneumonia
2.10 Aspiration pneumonia
2.11 Rheumatoid arthritis
2.12 Granuloma annulare
What is the most severe toxicity of antipsychotics?
tardive kinesia -- stereotypical oral-facial movement due to long-term antipsychotic use. Often irreversive
A patient is brought into the ER with progressive muscle weakness, retained sensation, headache, vomiting, neck pain, and fever. CSF analysis show increased lymphocytes and normal glucose and protein. What life threatening complication can result if this disease progression?
respiratory weakness

(Polio)
Cough, malaise, weight, dyspnea, arthritis (knees, ankles), chest pain, fever

erythema nodosum, lymphadenopathy, vision loss, cranial palsies

Lab values?
Sarcoidosis

increased ACE
increased Ca2+
increased ALP
increased ESR
decreased WBC
In terms of potency, how is haliperidol and its relation to EPS and anticholinergic effects?
High potency
high EPS and low anticholin
What normal values CSF?
Pressure -- 50

WBC < 5

Glucose 40-70

Protein 20-45
A smoker has rapid onset JVD, facial swelling, and altered mental status. What is the treatment?
endovascular stenting
In terms of potency, how is chlorpromazine and its relation to EPS and anticholinergic effects?
Low potency
low EPS and high anticholin
How to treat tension headache?
NSAIDs
can also try ergots, sumatriptan, relaxation exercises
A patient presents with chronic sinusitis, hemoptysis, and hematuria. What is the treatment?
cytotoxic therapy (cyclophosphamide)

steroids
What are the side effects of chlorpromazine
corneal deposits
thioridazine
retinal deposits
How to treat cluster headaches? Contraindications?
100% O2
sumatriptan
diahydroergotamine (DHE 45)

-- causes vasoconstraction, do not give to CAS, Prinzmetal Angina, pregnancy
A patient with lung siease is found to have anti-gomerular BM antibodies. What is the treatment?
plasmaphoresis
steroids
immunosuppressants
What is the evolution of EPS side effects?
1 week -- dystonia (muscle spasm, stiffness, oculogyric crisis)

2 weeks -- akinesia (parkinsonian symptoms)

3 weeks -- rigidity

6 weeks -- tremor

10 weeks -- akathisia (restlessness, subjective)

18 weeks -- Pisa and Rabbit syndromes

6 months -- tardive dyskinesia
How to treat migrane headaches?
sumatriptan
DHE 45
NSAIDs and antiemetics (chloropromazine, metoclopramide)
Which type of pneumoconiosis leads to an increased risk of TB?
silicosis
What is the pneumonic for NMS?
Fever
Encephalopathy
Vitals unstable
Elevated enzymes
Rigidity of muscles
What agents can be used for prophylaxis of migrane headache?
1. CCB -- verapamil (often first-line b/c safe and well-tolerated)

2. b-blockers

3. TCA

4. NSAIDs (good choice if menstrual migraine or comorbid osteoarthritis or other pains that could benefit from NSAIDs)

5. anticonvulsants: valproic acid (good if history of bipolar)
Which vasculitis is c-ANCA + and involves the lungs?
Wegener granulomatosis
What are the atypical antipsychotics?
Olanzapine
Clozapine
Risperidone
What headache symptoms would lead you suspect a brain tumor as a cause a headache?
- mild headache hich progressively worsens over days to weeks

- new onset after age 50

- papilledema worsened by bending, lifting, cough, of valsalva

- associated seizures, confusion, altered seizures, confusion, altered mental status

- abnormal neurlogoic signs and symptoms (i.e. focal numbnss or weakness)

- disturbs sleep or present immediately upon awakening

- vomiting precedes headache

- known systemnic illness (i.e. cancer, HIV, collagen vascular disorder)
What is the next step once a brain tumor has been identified on CT or MRI of the head?
Look for source (CT chest/ab/pelvis)
What is the mechanism of atypical antipsychotics? What are the clinical uses?
Blocks 5-HT, dopamine, a, and H1

Schizophrenia -- both positive and negative symptoms

Olazapine is also used for OCD, anxiety, depression, mania, Tourette's syndrome
What are the characteristics of pseudotumor cerebri?
young obese woman with daily headache worse in the morning

pulsatile, possible nausea/vomiting, possible retrocular pain worsened by eye movement

papilledema

CT shows absence of ventricular dilation

CSF: > 250 in non-obese, > 200 in obese
What is the classic (but rare) EKG finding in PE? What does it indicate?
only in 20%

S1 (wide S in lead I)
Q3 (large Q in lead III)
T3 (inverted T in lead III)

right ventricular increased pressure and volume
What are the toxicities of atypical antipsychotics?
Fewer EPS and anticholin side effects. Olan and cloza may cause significant weight gain and diabetes. Clozapien may cause agrunulocytosis.

apriprazole -- adjunct for depression
What treatment options are available for managing pseudotumor cerebri?
- confirm absence of other pathology w/CT and MRI of head (r/o central venous thrombosis)

- discontinue any inciting agents (e.g. vit A, accutane, long-term tetracyclines, withdrawal from corticosteroids)

- weight loss in obese patients

- acetozolamide is first line

INVASIVE
- serial lumbar punctures
- optic nerve sheath decompression
- lumboperitoneal shunting (CSF)
What is the most common EKG finding in PE?
sinus tachycardia +/- nonspecific ST changes
What is the mech and use of TCAs?
block reuptake of NE and serotonin

major depression, bedwetting (imipramine), OCD (clomipramine), fibromyalgia
headache + extraocular muscle palsies
cavernous sinus thrombosis
PTT target in PE?
hepatin to 1.5 - 2.5 and then eventually 2-3 for 3-6 mo (switch to warfarin)
What are the SSRIs?
fluoxetine
paroxetine
sertaline
citalopram
thrombolytic indications?
1. STEMI (<12 hrs)
2. thrombotic stroke (<3 hrs)
3. massive PE
What is the mech and clincal SSRIs?
serotonin-specific reuptake inhibitors

depression, OCD, bulimia, social phobias
How is LMWH monitored?
anti-factor Xa
Causes of pulmonary HTN
1. Idiopathic

2. PE, valvular disease (MS, MR), left to right shunt, COPD
What are the toxicities what SSRIs?
fewer than TCAs. GI distress, sexual dysfunction (anorgasmia)
How does PHTN present?
dyspnea
fatigue
deep chest pani
cough
syncope
cyanosis
digital clubbing
JVD
hepatomegaly
What are the MAO inhibitors? What are the mechs?
Phenelzine, tranylcypromine, selegiline (selective MAO-B inhibitor)

mech: nonselective MAO inhibition increased levels o amine neurotransmitters (NE, serotonin, dopamine). reduces MAO activity by 80%
How to treat idiopathic PHTN?
Prostanoids

Endothelin receptor antagonists --
bosentan, ambrisentan

sildenafil

nifedipine
What are the clinical uses and toxicities of MAO inhibitors? What are the contraindications?
use: atypical depression, anxiety, hypochondriassis

tox: hypertensive crisis with tyramine ingestion (in many foods, such as wine, cheese, chocolate, avocados) and b-agonists; CNS stimulation. Contraindications -- SSRIs or meperidien (to prevent serotonin syndrome)

occipital headache, stiff neck, nausea, and vomiting, chest pain, dilated pupils, nose bleeds, elevated BP
A patient presents to the ER after a MVC with hypertension, bradycardia, and abnormal respirations. After ABC's, what's the next step in management?
CUSHING'S TRIAD: HTN, bradycardia, Kussmaul breathing
-- indication of high ICP

HOB, hyperventilation, mannitol
How to diagnose alcoholism?
Cut back
Annoyed
Guilt
Eye-opener
How to treat pulmonary edema?
Loop diuretics
Morphine
Nesiritide (cardiac cause -- recombinant BNP)
Oxygen
Pressors (if perfusion inadequate)
Post-op constipation and/or resp depression
Opioid intox
Characteristics of transudative pleural effusion. Causes?
pleural: serum protein < 0.5

pleural: serum LDH < 0.6

CHF, cirrhosis, kidney disease (nephrotic syndrome)
severe dpression, headache, fatigure, insomnia/hypersomnia, hunger
amphetamine
cocaine withdrawal
Characteristics of exudative pleural effusion. Causes?
pleural: serum protein > 0.5

pleural: serum LDH > 0.6

inflammation (infection, cancer, vasculitis)
pinpoint pupils
nausea & vomiting
seizures
opiod intox
How to treat pleural effusion?
treat underlying conditions

relieve pressure on lung with thoracocentesis and chest tube placement

empyema requires chest tube

if recurrent malignant effusion occurs, use pleurodesis to scar the pleural layers together
rebound enxiety
tremors
seizures (life-threatening)
alcohol
benzo
barb withdrawal
How to treat open PTX? tension PTX?
1. open with small would treated with chest tube and occlusive dressing

2. open with larger wounds reated with attempted closure and should carry low threshold for intubation

3. tension needs immediate needle decompression + chest tube
Major side effect of clonidine
dry mouth
sedation
severe rebound hypertension
How to treat malignant mesothelioma?
extrapleural pneumonectomy with adjuvant chemo and radiation therapy; chemo alone if unresectable
What are 1st generation anti-histamines? What are 2nd generation anti-histamines? What are they used for?
1st -- diphenhydramine, dimenhydrinate, chlorpheniramine
Allergy, motion sickness, sleep aid

2nd -- Loratadine, Fexofenadine, Desloratadine, Cetirizine
allergy; less sedating than 1st gen b/c of decreased entry into CNS
What medication is used prior to intubation in head injury patients?
lidocaine (to blunt ICP elevations)
What drugs can lead to agranulocytosis?
clozapine
carbamazepine
colchcine
PTU
methimazole
dapsone
nasal congestion
cough
respiratory distress
wheezing
fever
tachypnea
crackles
hyperresonance on percussion

How to treat?
Bronchiolitis

supportive care (O2, IVf)
albuterol or epi (if it works)
ribavirin used in those RSV susceptible
Treatment for trigeminal neuralgia?
carbamazepine

baclofen, phenytoin, gabapentin, valroate, clonazepam, or other anticonvulsants; surgical decompression of nerve maybe help
What is the treatment for croup?
epi
cool air
O2
steroids
What medical conditions can cause severe depression?
hypothrydoid
hyperparathyroid
parkinson
stroke
CNS neoplasm
pancreatic cancer
What CXR characteristics distinguish neonatal RDS from TTN?
RDS -- low lung volume, diffuse ground glass appearache with air bronchogram

TTN -- increased lung volmes w/flattening of the diaphragms, prominent vascular marking from the hilum
What medications are known for causing symptoms of depression in patients?
1. sedatives: alcohol, benzos, antihistamines

2. stimulant withdrawal

3. methyldopa

4. first gen antipsych

5. antinausea drugs including metochlopramide and prochlorperazine

6. glucocorticoids

7. insufficient thyroid

8. a-interferon (used for viral hep)
How is CF diagnosed?
1. sweat cl > 160 in kids; 80 adults on two or more occasions

2. genetic testing (90% cases)
wHICH DRUGS SHOULD NOT BE TAKEN WITH ssriS B/C OF THE RISK OF SEROTONIN SYNDROME?
other SSRIs
SNRIs
MAOis
TCA
St john

tryptophan
levodopa
triptams
cocaine,meth,E
What are the general strategies for treating the pulmonary component of CF?
b2 agonist (albuterol, salmeterol)

DNase I to decrease sputum viscosity

hypertonic saline for chronic cough

phyiotherapy

azithromycin
What are the characterisitc features of serotonin syndrome?
1. mental status changes (anxiety, agitation, delerium, restlessness, disorientation)

2. autonomic dysfxn (diaphoresis, tachycar, hyperthem, HTN, vomiting diarrhea)

3. NM hyperactivity (tremor, muscle rigidity, hyperreflexia)
- ocular clonus - slo, continusous horizontal eye mvmt
- spontaneous or inducible
- babinki bilat
What are the general strategies for managing GI component of CF?
pancreatic enzymes

vitamins A, D, E, K

nutritional therapy
Tx serotonin syndrome
1. discontinue agents

2. supportive care (if tx for HTN needed, use esomolol or nitroprusside)

3. sedation ith benxo

4. if t > 41.1 --> sedation, paralysis, and ET tube --> mechanical cooling (e/g/ ice, cooling blankets, misting fans)

5. if agitation depiate benzos --? serotonin antagonist (cyproheptadine)
What are the characteristic features of a patient presenting with pericarditis?
pain relieved by leaning forward

diffuse ST elevation

pericardial friction rub

JVD

pulsus paradoxus

cough

dyspnea
What are the sx of TCA ovrdose?
1. cardiotox-- tachycard, hypotension,conduction abnorm

2. CNS tox -- sedation, obtundation, coma, seizures

3. anticholinergic (mydriasis, xerostomia, ileus, urinary retention)
What is an acceptable urine output in a trauma patient?
> 1.5 - 2 cc/min; 50 cc/hr
Ho is TCA OD managed?
1. ABCs

2. activated charcoal

3 continuous cardiac monitor

4. frequent neuro checks

5. if ingstion < 2 hrs, gastric lavage

6. if hypotnsion, IVF or NS;; NE

7. if QRS > 100 msec, try sodium bicarb

benzos,barbs,propofol for seizuires
Diarrhea transmitted from pet feces
yersina pestis
What are the indications for ECT?
1. severe debilitating depression refrac to dersssion

2. psychotic depression

3. severe suicidailty

4. catatonia

5. depression with food refusal, leading to nutritional compromise

6. pregnancy & deression

7. previous response to ECT

8. medical condition preventing use of antidepressants

9. bipolar disorder/mania

10.schizophrenia/psychosis
Antidepressant

SE priaprism
trazadone
Mild intestinal infection that can become neurocystierosis

How to treat?
tinea solium from undercooked pork -- mild diarrhea, CNS symptoms

praziquantel
albendazole if CNS
steroids if > 5 cysts
Antidepressant

works well with SSRIs and increases REM sleep
bupropion
food poisoning from an undercooked hamburger
s.aureus, e.coli
What are three important distinctions of dysthymic disorder that distinguish it from MDD in making dx?
1. symtptoms cannot include suicidal ideation

2. symptomatic > 2 years

3. no hx of MDD
bloody diarrhea from poultry

How to treat?
campylobacter jejuni (erythromycin)

salmonella
(try not to treat, but FQ if MUST)
How is depression managed in patient with bipolar disorder?
1. mild depression --> lithium or lamotrigine

2. moderate depression --> add a second mood stabilizer (lamotrigine) or add an atypical antipsychotic (olanzapine, quetiapine, or resperidone)
- lamotrigine has significant drug interactions with valproate and carbamazepine

3. severe --> ECT
diarrhea + pink eye
adenovirus
What are the potention side effects of lithium?
1. CNS (depression, tremor, cognitive dulling)

2. thyroid

3. nephrogenic DI

4. GU (nausea, vomiting, diarrhea, metallic taste changes, weight gain)
Which form of diarrhea has a risk of HUS?
Shigella

{thrombocytopenia

microangiopathic hemolytic anemia

hematuria}
What are the diagnostic criteria for adjustment disorder?
1. clinically significant emotional or behavioral reaction causing marked distrss or impaired in social or occupational functioning

2. symptoms develop in resonse to identifiable psychosocial stressor

3. symptoms begin ithin 3 mo, disapear by 6 mo
(chronic if > 6 mo)

4. stressor other than bereavemnet
Acid fast stain of stool shows parasites in HIV patient
cryptosporidium
What is the difference b/w major depressive disorder and adjustment disorder w/depressed mood?
identifiable stessor
fever
myalgias
periprbital edema
eosinophilia
diarrhea

how to treat?
trichinella spiralis from undercooked pork

albendazole
mebendazole if CNS or cardiac symptoms
How is acute stress disorder different than PTSD?
within 30 days
Complications of HBV?
5% of adults , 90% develop chronic hepatitis

3-5% develop HCC

1% fulminant hepatic failure
What are the treatment options for PTSD?
1. psychotherapy
2. SSRI (first line)
3. other antide -- TCA, MAOs
4. mood stabilizer for impulsive behavior, arousal, and flashbacks
5. a-blocker improveds nightmares and sleep disturbance
6. atypical antipsychotics
Complications of HCV?
80% chronic

50% cirrhosis

slightly increased risk of HCC
TX generalized anxiety disorder
SSRI
benzo
buspirone
venalafaxine
How does the treatment for HBV differ from HCV?
HBV: INF-a + lamivudine

HCV: INF-a + ribavirin
Bipolar patient who is treated with mood stabilizaer has concurrent depression. Tx?
atypical antisych
Pathophys of achalasia
impaired peristalisis and decreased LES relaxation
cranial nerve deficits
altered mental status/coma
contralat full body eakness and decreased sensation
vertigo, loss of coordination, difficulty speaking, visual changes
basilar artery stroke
A patient presents with pyspahgia, and the barium swallow shows a corkscrew pattern of the esophagus. What is the dx?
DES

manometry shows nonperistaltic, uncoordinated contractions
What are the diagnostic criteria for schizophrenia?
At least 2 of the folloing during a 1 mo period:
- delusions (irrational belief that cannot be changed by rational argument)
- hallucinations (most common type is auditory)
- disorganized speech (e.g. frequent derailment or incoherence)
- grossly disorganized or catatonic behavior
- negative symptoms (e.g.flat affect, poverty of speech, lack of emotional reactivity)
(only one of the above is rqd if delusions are bizzare or hallucinations consist of a voice keeping a running commentary on the person's behavior or thoughts, or two voices conversing with each other)

- social/occupations dysfunction
- at least 6 mo
How to treat DES?
CCB, nitrates (relieve pain but not in GERD), TCAs
What might be seen on neuroimaging of a patient with schizophrenia?
enlargement of ventricles (lateral + 3rd)

reduction in cortical volume (cortical thinking)
What are the three types of esophageal diverticula?
Zenker -- upper

Traction -- mid

Epiphrenic -- lower
What are the low potency typical antipsychotics?
chlorpromazide
thioridazine
How to treat hiatal hernia?
1. sliding hernia can be treated with reflux control

2. paraesophageal hernia may need surgical repair (e.g. gastropexy, Nissen fundoplication)
What are the atypical antipsychotics?
Olanzapine
Risperidone
Quetiapine
Clozapine
Aripiprazole
How to treat acute gastritis? Causes?
NSAIDS, alcohol, ingestion of corrosive materials, stress from serve illness

treat as PUD and stop alcohol and offending medication; give H2/PPI to patient with severe illnesses.
How to treat acute dystonia?
diphenhydramine
benztropine
How to treat chronic gastritis? Causes?
1. Type A (autoantibodies for parietal cells in fundus) requires B12 replacement

2. Type B (H.pylori infxn affecting antrum) required readication of H.pylori through mulitdrug treatment (PPI, clarithromycin, and either amoxicillin or metronidazole)
What are the sign and symptoms and NMS?
- mental status change - initinal symptom in most patients (aitated delerium with confusion rather than psychosis)
- muscular rigidty -/+ tremor
- hyperthermia > 38-40 C
- autonomic instability -- tachycardia, labile, or high pressure, tachypnea, diaphoresis
- rhabdomyolysis appearing over 1-3 d
Complications of PUD?
hemorrhage (posterior ulcers may erdode into gastroduodenal artery)

perforation
What is the treatment for NMS?
- stop offending medication
- supportive care in the ICU
- dantrolene, bromocriptine, amantadine
What is the next step in the management of a patient with recurrent with duodenal ulcers seen on at least two EGDs?
H.pylori biopsy
What is first-line tx for acute otitis media?
1. amoxicillin for 10 d
2. augmentin
3. cephalosporin
An EGD with biopsy in a 65 year od man reveals ggastric cancer? What is the next step?
stage (CT ab and pelvis)
What tx are effective in preventing alcoholic relapse?
couseling
disulfram
topiramate
naltrexone
What is the treatment for gastric cancer
subtotal gastrectomy if distal 1/3

total gastrectomy if middle, upper stomach

adjuvant chemo and radtiaon
Sx a/ delerium tremens?
tonic-clonic seizure
delerium/hallucination
agitation
tachycardia
HTN
diaphoresis
A female patient whas a known DU that has been refractory to high dose PPI therapy. What two tests may diagnose her disease?
gastrin levels

secretin stimulation test
severe depression
headache
fatigue
insomnia/hypersomnia
hunger

drug?
amph/coke withdrawal
A recent Cubam immigrant with symptoms of malabsorption is found to also have megaloblastic anemia. What is the disease and treatment?
tropical sprue (folic acid)

tetracycline
pinpoing pupils
n/v
seizures

drug?
opoid OD
What is the most likely cause of malabsorption in a patient with a (+) sudan stain in the stool sample and a normal D-xylose test?
pancreatic insufficiency
anxiety
piloerection
yawning
fever
rhinorrhea
nausea
diarrhea
opoid withdrawal
What is the treatment for Whipple disease?
TMP-SMX
What is the downside of buproprion./
decreases seizure threshold
increases risk of servere HTN
When should surgery for appendicitis be delayed?
if symptoms present for more than 5 days.

give antibiotics, IVf, bowel rest, then appendectomy 8 weeks later
What is the tx for benign paroxysmal position vertigo?
epley maneuver
semont maneuver
What is the classic presentation of gallstone ileus?
impaction of gallstone in the ileum after passage through a biliary-enteric fistula

classically presents as an episodic subacute obstruction in an elderly women --> vague, recurrent ab pain and vomiting that recurs as the stone repeatdly lodges and dislodges
What are the characteristics of refeeding syndrome?
hypophosphatemia
CV collapse
rhabdomyolysis
confusion
seizurs
elderly patient presents to the ER with vomiting and ab pain and distention. AXR reveals two distinct but sequential portions of bowerl in the sigmoid colon that are distended with air. What is the treatment?
colonoscopy

(volvulus)
What is the difference b/c "sundowning" and delerium?
delerium has no previous a/w dementia

sundooning is the deterioration of behavior during evening hours in patients w/dementia
What is the classic time-frame for which post-op ileus resolves in the different parts of the gut?
small gut 24 hr

stomach 48-72 hr

colon 3-5d
What are the comorbidities with ADHD?
up to 50%...

ODD
conduct
learning disability
depression
bipolar
anxiety disorder
What is the treatment for normal pressure hydrocephalus?
ventriculoperitoneal shunt
What is the treatment for pseudotumor cerebra?
weight loss

acetozolamide

serial lumbar

shunting of CSF
What are risks for successful suicide attempts?
ge

45 yr, violentbehavior,
drug use,
prior suicidalattempts, existence of a suicideplan, male gender, recent loss,
depression, unemployment, or being single, widowed, or divorced.
What is the treatment for mild diverticulitis?
liquid dite

ABx: FQ + flagyl; TMP-SMX + flagyl
Side effect of SSRIs?
equire
3-4 weeks
of administrationbefore they take effect; sexual dys-function, decreased platelet aggrega-tion, may increase risk of suicidalideation in
adolescents
What is the treatment for carcinoid syndrome?
somatostatin analog (octreotide) +/- IFN-a
SE of SNRIs
Nausea, dizziness, insomnia, sedation,constipation,
HTN
; side effects morebenign than TCAs
What type of immunodeficiency increases the risk of anaphylactic transfusion reaction?
IgA deficiency
SE of TCAs
Easy to overdose and may be
fatal atonly 5 times therapeutic dose
(due to cardiac QT interval prolonga-tion that causes arrhythmias), seda-tion, weight gain, sexual dysfunction,
anticholinergic symptoms
What are the next steps in management of a patient that present to the ER with massive lower GI bleed?
Assess and Stablize
NGT to r/o massive UGI bleed
Surgery consult for admission (colonoscopy +/- surgical intervention)

if non diagnostic/nonfeasible, radionucleotide scan and/or angiogram
SE of MAOIs
ry mouth, indigestion, fatigue,headache,
dizziness
; consumptionof foods containing
tyramine
(cheese, aged meats, beer) cancause
hypertensive crisis
What lab is often elevated in patients with an UGI bleed?
BUN (b/c breaking down Hg)
SE of bupropion
Headache, insomnia, weight loss
What is the most common etiology of UGI bleeds?
55% PUD
SE of trazodone
Hypotension, nausea,
sedation
, priapism; seizure risk at high doses
What is the most common etiology of lower Gi bleed?
diverticulosis
SE of mirtazapine
Dry mouth, weight gain, sedation
What is the most sensitive and specific lab test for the dx of chronic pancreatitis?
low fecal elastase level
h/p dysthymic disorder
Diagnosis requires depressed mood plus two or more of the symptoms below for most days for 2 yr and no history of major depressive episodes:
a. Feelings of hopelessness
b. Change in sleep patterns
c. Change in appetite
d. Fatigue
e. Inability to concentrate
f. Low self-esteem
What type of patient is at high risk of acalulous cholecystitis?
TPN

critically ill (r.g. burn patients, sepsis, mechanical ventilation)
types of bipolar
I: depression with the history of at least one manic epidsode

II: depression with history of at least one hypomanic episode
h/p bipolar disorder
Manic ep:
(1) elation or irritability > 1 wk
(2)Three or more of the following symptoms: grandiosity, pressured speech,
decreased need for sleep
, flight of ideas,
easy distractibility
, psychomotoragitation, engaging in risky pleasurable activity

[hypomania] (3)Episode
does not
cause significant impairment of ability to function
c.Episodes cannot be caused by substance use or a medical conditiond.Diagnosis requires history of
at least one
manic or hypomanic episode andrecurrent
major depressive episodes
Charcot's triad and Reynold's pentad?
RUQ
jaundice
fever
shock
mental status changes
Tx of bipolar disorder and SE
a.Patients should be hospitalized if psychotic or judged to be a risk to themselvesor others until they can be stabilized

b.
Mood stabilizers
(e.g., lithium, carbamazepine, valproic acid, gabapentin, topira-mate)are used to control and prevent manic and hypomanic episodes

c.Lithium is frequently the first-line drug for long-term treatment of mania; itsmechanism is unknown but likely involves inositol triphosphate activity
(1)Adverse effects associated with lithium include hypothyroidism, polyuria,tremor, weight gain, renal insufficiency, teratogenesis, and confusion
(2)Carbamazepine and valproic acid are more effective than lithium in patientswith rapid cycling

d.
Antidepressants
are used to treat depression

e.Antipsychotic medications may be required for some patients with rapid cyclingor refractory disease
How does the interventional component of treatment of cholecystitis differ from that of cholangitis?
Cholecystitis --> cholecystectomy

Cholangitis --> ERCP drain THEN cholecystectomy
What is cyclothymia? h/p?
1.Rapid cycling of hypomania and mild depression lasting greater than 2 yr without a period ofnormal mood

2 months

2.Mood level does not impair ability to function

3.
H/P

symptoms of dysthymia that alternate with hypomanic episodes

4.
Treatment

psychotherapy or mood stabilizers
antimitochondrial antibodies
PBC
What is adjustment disorder with depressed mood? h/p? tx? how does it differ from bereavment?
1.Behavioral and mood changes that occur within 3 months of a
stressful event
(e.g.,death in family, assault, divorce) and cause
significant impairment
of ability tofunction

2.
H/P

a.
Distress in excess
of what is expected following a stressful event, inability toconcentrate,
self-isolation,
change in sleep patterns, change in appetite
b.Symptoms
begin within 3 months
of stressful event and
end 6 months after
endof stressor
3.
Treatment

psychotherapy; antidepressants can be used if psychotherapy alone isunable to effect normal daily functioning

Adjustment disorder
differs from
bereave-ment
in that the patient’s abilityto function normally is
impaired
in the
former
but
not
in the
latter.
What distinguishes PBC from PSC?
PBC: anti-mitochrondrial, ANA, > women, autoimmune

PSC: p-ANCA, > men, ERCP beads on a string
What is OCD? h/p?
1.Significant, recurrent
obsessions
(e.g., feeling unclean, need for organization,recurrent images) and
compulsions
(e.g., counting, frequent or repetitive hand-washing, placing items in a certain order) that
affect daily life
and function; typi-cally begins in adolescence

2.
H/P

a.Defined recurrent obsessions and compulsions that significantly affect ability tofunction and may take up considerable time in daily activity

b.Patients are aware of behaviors, but feel unable to control them

c. stressfuul events can exacerbate behaviors
What is the treatment for hepatic encephalopathy?
lactulose, neomycin

protein restriction
How to treat OCD?
psychotherapy
pharmacologic (SSRI or clomipramine)
What Abx can be used to treat SBP?
cefotaxime
ceftriaxone
h/p PTSD/ treatment?
1.Syndrome of anxiety symptoms that occurs following exposure to
a significantlystressful event;
symptoms typically begin within 3 months of event

2.
H/P

a.
Vivid dreams
or
recurrent intrusive thoughts
of traumatic event
b.Avoidance of activity or settings associated with event, anhedonia, feelings of
detachment
, increased state of arousal, survivor guilt, social withdrawal
c.Diagnosis requires patient to have been exposed to a traumatic event
thatcaused significant distress, symptoms of reliving the eventthrough dreams orintrusive thoughts,
avoidance
of associations with the event, and increasedarousal
(e.g., insomnia, irritability, difficulty concentrating) lasting
at least 1 month inacute cases and >3 months in chronic cases

3.
Treatment

SSRIs, MAOIs, or mood stabilizers; psychotherapy may also be help-ful in eliminating intrusive thoughts
ascites

hepatomegaly

jaundice
Budd Chiari
Generalized anxiety disorder
h/p
tx?
1.Excessive, persistent
anxiety that impairs ability to function and occurs more daysthan not for >
6 months; typically begins in early adulthood

2.
Risk factors
women twice as likely affected than men

3.
H/P

a.Feeling of restlessness or being on edge, inability to concentrate, restlessness,insomnia, irritability, muscle tension
b.Diagnosis requires excessive anxiety for most days, impairment of ability tofunction, and three of the symptoms listed in a. for >6 months

4.
Treatment

psychotherapy and anxiolytics improve symptoms;SSRIs are emerging as a promising treatment because of their lower rate of sideeffects compared with benzodiazepines
antismooth muscle antibody
autoimmune hepatitis
Prognostic factors for schizophrenia?
1.Excessive,
persistent
anxiety that impairs ability to function and occurs more daysthan not for

6 months; typically begins in early adulthood2.
Risk factors

women twice as likely affected than men3.
H/P

a.Feeling of restlessness or being on edge, inability to concentrate, restlessness,insomnia, irritability, muscle tensionb.Diagnosis requires excessive anxiety for most days, impairment of ability tofunction, and three of the symptoms listed in a. for

6 months4.
Treatment

psychotherapy and anxiolytics improve symptoms (see Table 14-3);SSRIs are emerging as a promising treatment because of their lower rate of sideeffects compared with benzodiazepines

Prognostic factors for a worse outcome include predominantly negative symp-toms, motor or sensory neurologic signs, and poor support system
What antibiotic is contraindicated in neonates with hyperbilirubinemia and why?
ceftriaxone

displaces bilirubin from albumin and increases likelihood of kernicterus
What is the anticoagulant of choice in a patient with a hix of stroke or TIA given the following scenarios?

1. first TIA
2. TIA/stroke due to a fib
3. TIA/stroke + CAD
4. repear TIA/stroke while on aspirin
1. ASA

2. warfarin

3. plavix

4. plaxix or aggrenox (Dipyridamole + ASA)
Atypical antipsychotics
clozapine, risperidone,olanzapine, sertindole,quetiapine, ziprasidone,paliperidone)

Block
dopamine
and
serotonin
receptors
What types of fractures would prompt a search for a ruptured thoracic aorta?
rib
scapular
sternal fractures
What are the classic signs and symtoms of carotid artery stenosis?
bruits
TIAs
syncope
reversible ischemic neurologic deficits lasting up to 3 days
CVAs
Indications for atypical antipsychotics

First-line
drugs for maintenancetherapy for psychotic disorders

Clozapine is most effective neu-roleptic, but is reserved for re-fractory psychosis because of riskof agranulocytosis
What's the difference b/w a Monteggia fracture and a Galeazzi fracture?
Monte: proximal ulnar fracture w/anterior dislocation of radius

Galea: radial fracture w/dislocation of distal ulnar radial joint
What are the surgical indications for carotid endarterectomy?
Symptomatic carotid stenosis > 70% -- strong benefit

Symptomatic carotid stenosis 50-60% -- marrginal benefit (more so in men and if performed w/i 2 wks of stroke/TIA)

Asymptomatic patients w/80-90% stenosis who are expected to live > 5 yrs by a surgeon with a perioperative complication rate less than 3%
SE of atypical antipsychotics
Anticholinergic effects, weight gain, ar-rhythmias, seizures;
clozapine
carriesrisk of
agranulocytosis;
frequencyand severity of side effects is signifi-cantly
less
than seen with traditionalneuroleptics
Common dashboard knee injury injury in an MVA
PCL
What are the important nonsurgical treatments for carotid artery stenosis?
1. HTN control to < 140/90

2. dysliidemia control
- LDL < 100, HDL > 35, Tg < 200
(statins; niacin reduces carotid intinma thickness)

3. DM control to fasting glucose < 125 mg/dL and HbA1C < 7%

4. smoking avoidance, consider varenicline

5. increased physical activity to at least 30-60 min 4 times weekly

6. alcohol consumption up to 2 drinks daily is beneficial

7. eval for CAD and PAD

8. ASA, but if history of TIA/stroke while on ASA, use aggrenox of plavix instead
Traditional high-potency
haloperidol, droperidol,fluphenazine,thiothixene)

Block
D
2
dopamine
receptor
Back pain, pain increases with passive straight leg raise
degenerative
Wakness and numbness of the face, arm, and leg on one side of the body + absent cortical signs (such as aphasia, neglect, and visual field defects)
Sensorimotor Stroke

(lacunar syndrome)
Non-high potency antipsychotics
(trifluoper-azine, perphenazine)

(thioridazine, chlorpro-mazine
Back pain, pain lessens with flexion at the hips (e/g/ bending over a shopping cart)
spinal stenosis
Weakness of face, arm, leg on one side of the body + absent sensory or cortical signs
Pure motor stroke

(50% of lacunar strokes)
Anorexia Nervosa h/p
body weight <
85% ideal body weight,
fixation on prevention of weightgain,
severe body image disturbance, amenorrhea, cold intolerance, hypothermia,dry skin, lanugo hair growth (i.e., fine, short hair similar to that in the newborn),bradycardia
Back pain, elderly, weight loss, pain constant but worse when supine
spinal tumor
Sensory loss of face, arm, leg on one side of the body + absent motor or cortical signs
Pure sensory stroke
Bulimia h/p
a.Episodes of binge eating accompanied by a sense of loss of controlb.Episodes of binging are followed by some type of compensatory behavior (e.g.,purging, excessive exercise, laxative use)c.Binging-compensation episodes occur at least two times per week for <
3months
Back pain, acute urinary retention
cauda equina
Facial weakness.dysarthria, hysphagia, and slight weakness and clumsiness of one hand + absent sensory or cortical signs
dysarthria clumy hand stroke
Euphoria,
paranoia, psy-chomotor retardation, im-paired judgment, increased appetite,
conjunctival injection,
dry mouth
marijuana
Back pain, loss of foot dorsiflexion and pain on crossed straight leg raise
disc herniation
Ipsilateral weakness and limb ataxia out of proportion to the motor defect, possible gait deviation to the affected side + absent cortical signs
ataxia hemiparesis stroke
Euphoria,
slurred speech,
pupillary constriction,
inattentiveness, decreased consciousness,
respiratory depression
opiods
What are the signs suggesting radial nerve damage with a humeral fracture?
limp wrist

loss of thumb abduction
In what timeframe must thrombolytic theray be instituted in cases of ischemic stroke?
3 hrs
Hyperactivity,
psychomo-tor agitation,
pupillarydilation,
tachycardia,HTN, psychosis
Amphetamines (methamphetamine, methylphenidate, etc.)
In cases of an XR and unavailable MRI, what 3 studies can be used to make the dx of osteomyelitis?
bone scan

tagged WBC scan?
What is the principle cause of a lacunar infart?
narrowing of lumen due to thickening of vessel wall (HTN)
Euphoria,
tachycardia,psychomotor agitation,pupillary dilation, hyper-tension, paranoia,
grandiosity
cok
What neuro deficit would be seen with an infarction in the basilar artery?
CNS abnormalities

contralat full body weakness

coma/alterations in consciousness

decreased sensation

vertigo, loss of coordination, difficulty speakingg, vusual abnormalities

Vertebrobasilar insufficiency may happen when the neck is overextended back into a sink during hairwashing, damaging the blood vessels in the neck and disrupting the blood flow to the brain, resulting in a potential stroke.
Vertigo (commonly described as the environment spinning or as if the person is twirling in space) is the most recognizable and quite often the sole symptom of decreased blood flow in the vertebrobasilar distribution. The vertigo due to VBI rarely is brought on by head turning, which could occlude the ipsilateral vertebral artery and result in decreased blood flow to the brain if the contralateral artery is occluded. When the vertigo is accompanied by double vision (diplopia), graying of vision, and blurred vision, patients often go to the ophthalmologist. If the VBI progresses, there may be weakness of the quadriceps and, to the patient, this is felt as a buckling of the knees. The patient may suddenly become weak at the knee and crumple (often referred to as a “drop attack”). Such a fall can lead to significant head and orthopedic injury, especially in the elderly.
Transient ischemic attacks due to VBI will, by definition, have symptoms resolved within 24 hours. More often, however, the symptoms are very brief, lasting a few seconds to half an hour. Though uncommon and thought to affect only people with already weakened neck arteries, the syndrome has been at the centre of a debate in several recent stroke deaths.
What is the empiric treatment for septic arthritis?
IV vancomycin

IV ceftriaxone
depression, anxiety,
stom-ach cramps, nausea,vomiting,
diarrhea, myalgias
opiod withdrawal
What is the tx for a SAH?
1. discontinue all anticoagulant and reverse anticoagulation

2. SBP < 150 only if cognitive fxn intact (adequate cerebral perfusion pressure) until the aneurysm is clipped or coiled to prevent rebleeding. If the cerebral perfusion pressure is not adeuqate, then lowr bP increase risk of infxn

- LABETALOL PREFERED, avoid ntroprusside + nitroglycerin

3. nimodipine to prevent vasospasm

4. prevent physiologic derangements that may worsen brain injury
- avoid hypoxia and hyperglycemia; maintain normal pH, euvolemia, normothermia

5. ventriculostomy, surgical clipping or metal coiling
What are the most common causes of bony mets?
breast
lung
prostate
RCC
thyroid
lymphoma
anxiety, insomnia, tremor,
seizures
benzo/alcohol withdrawal
What neuro deficit would be seen with an infarction in the ACA?
legs, feet -- motor & sensory
positive p-ANCA is a/w what conditions?
Ulcerative colities

pauci0immune GN
miscroscopic polyangitis
chrug strauss
h/p somatization disorder
a.Two gastrointestinal (GI) symptoms: nausea, vomiting, diarrhea, indigestion

b.One sexual symptom: decreased libido, erectile dysfunction, menorrhagia

c.One pseudoneurologic symptom: ataxia, weakness, urinary retention, paresthe-sias, hallucinations

d.Pain at multiple body regions

e.Symptoms cannot be explained by medical conditions and are unintentional
In which scenario is seizure prohylaxis with anticonvulsants recommended? SAH or parenchymal hemorrhage?
parenchyam ASA
SAH only if seizures occur
RA DOESN'T affect what joint?
DIP
Convasion disorder
h/p
tx
1.Development of sensory
or motor deficits following stress without associated medical conditions or intention

2.
H/P

onset of sensory (e.g., paresthesias, blindness, deafness) or motor (e.g.,paralysis, loss of voice) deficits or pseudoseizures that generally
follow stressfulsituations
; symptoms cannot be linked to any findings on examination but cannotbe shown to be intentional

3.
Treatment

psychotherapy helps identify stressors with reactions and encouragesnormal responses to stressful situations; frequent self-resolution of symptoms
What are 3 feared complications of parenchymal hemorrhage?
SAH
uncal herniation
CSF obstuction
death
What meds are first-line tx for RA?
NSAIDs
DMARDs (MTX, sulfasalazine, hydroxychloroquine, etc)
f/p factitious disorder
a.Patient reports symptoms or signs of a given disease and attempts to induce dis-ease process (e.g., self-injections of insulin or excrement, attempts to becomeinfected by a pathogen, induction of GI illness, etc.)

b.Diagnosis requires
intentional production of symptoms or signs
by patient,
denial
of intention,
wandering
of patient from one physician to another, and
noclear incentive
for patient’s actions
What neuro deficit would be seen with an infarction in the PCA
inliat heminopia w/macular swelling
Which diseases are a/w RF?
RA
SLE
Sjorgen
Delirium can be secondary to...
Drugs
(e.g., alcohol, corticosteroids, benzodiazepines, oral contraceptive pills,antipsychotics, nonsteroidal anti-inflammatory drugs [NSAIDs], chemothera-peutics, isoniazid, anticholinergics, antihistamines, antiarrhythmics
Infection,
hypoxia
, or CNS abnormalities
Which medications or medication withdrawal are known for causing seizures?
1. lower threshold
- burpropion
- buspirone
= enflurane

2. withdrawal
- benzo
- barb
- alcohol
- antoconvuls

3. overdose
- theophylline

4. INH, B6 deficiency
Anti Scl 70 antibodies
scleroderma
h/p of delirium
acute fluctuating cognitive function with decreased level of consciousness.

usually aware of self.
though production disorganized, flight of ideas; may be delusions, hallucinations.

short-term memory impairment.

1)Altered level of consciousness with inattentiveness and confusion
(2)Change in cognition is not caused by preexisting dementia
(3)Changes in cognition develop quickly and fluctuate over course of day
(4)Changes are related to disease, medication, or drug use

b.Psychomotor agitation or retardation, disturbance of sleep patterns

c.Emotional instability
What drugs are known for causing steven-johnson syndrome?
antibiotics (sulfa, pen)

anticonvulsants (esp laotrigine)

allopurinol
Anti Jo 1 antibodies
dermatomyositis
Mini-mental state examination.
1. Orientation to time-—ask patient to identify year, season, date,day, and month (1 point each, 5 total)

2. Orientation to place—ask patient to name country, state, town,hospital, floor (1 point each, 5 total)

3. Registration—name 3 words and ask patient to repeat them (1 point for each correct repeat, 3 total)

4. Attention and calculation—ask patient to spell “world” backwardsor to count backward from 100 by 7s (5 points total)

5. Language (9 points total)
a. point at a pen and a watch and ask patient to name them (1 point each)
b. ask patient to repeat phrase “No ifs, ands, or buts”(1 point
)c. give patient a sheet of paper and ask to hold it in the right hand, fold it in half, and put it on the floor(1 point for each activity
)d. ask patient to close eyes (1 point)
e. ask patient to write a sentence (1 point)
f. ask patient to copy design b
Which drugs are knon for inducing p450, thereby speeding up metabolism for other drugs such as OCPs and warfarin?
quinidine
barbs
st. john's woth
phenyton

rifampin
griseofulvin
carbamazepine
anti rnp
mctd
Etiologies of dementia
a.
Alzheimer’s disease
: most common cause (>
70% of cases)

b.
Vascular dementia:
dementia caused by multiple cerebral infarcts (15% ofcases); features
neurologic symptoms
in addition to dementia

c.
Parkinson’s dementia:
dementia associated with Parkinson’s disease; risk fordementia significantly higher in patients with this disease than in those without it

d.
Alcohol-induced:
caused by chronic alcoholism; typically associated with aphasias

e.Less common causes: Huntington’s disease, normal pressure hydrocephalus,endocrine diseases, metabolic diseases, neoplasms, infection
Status epilepticus work up
CBC, electrolytes, glucose
LFTs
BUN, CR
urine
tox screen
hx of trauma, meds

CT -- hemorrhage, trauma, neoplasm
LP
What is the treatment for SCFE?
avoid weight bearing w/bed rest, crutches, and/or wheelchair until surgically repaired (surgical pinning)
h/p of dementia
a.
Key features
(1)Impaired memory
(2)Presence of either aphasia (i.e., impaired speech), apraxia (i.e., impairedpurposeful movement), agnosia (i.e., impaired recognition of objects), orimpaired executive function
(3)Impaired ability to function
(4)Unrelated to delirium

b.Symptoms are initially mild and progress gradually (weeks to months)

c.MMSE shows impaired cognitive function
What is the empiric tx for brain abscess?
drain & culture
abx -- cefatoxime, vancomycin
corticosteroids
What is the empiric threatment for meningitis?
ampicillin is added for patients over 55, immunocompromised patients, and patients taking corticosteroids
Etiology of delerium?
V vascular
I infxn
N neoplasm
D degenerative
I intoxication
C congential (epilepsy)
T trauma
I intraventricular (normal pressure hydroceph)
V vitamin deficiency
E endocrine (thryoid, Cushing, Addison, para)

M metals
A anoxia
D depression
At what point does grief/bereavment become pathological?
1. depression criteria met for at least 2 wks after the first 2 mo following the loss

2. generalized feelings of bitterness toward the deceased, detachment, agitation

3. distressing feelings that do not diminish in intenisty by 6 mo

4. inability to move on, trust others, and reengage in life by 6 mo
potential complications of acute pancreatis
exudative left-sided pleural effusion when the amylase concentration is high, abdominal compartment syndrome, intraabdominal hemorrhage, shock, diabetes, pancreatic pseudocyst formation, and abdominal pseudo aneurysm
How to treat dementia?
a.Treat underlying cause in rare cases of reversibility (e.g., metabolic, endocrine,infectious causes)

b.Cholinesterase inhibitors (e.g., tacrine, donepezil, rivastigmine) and memantinehelp to optimize remaining cognitive function; vitamin E supplementation mayalso help maintain cognitive function

c.
Occupational therapy
and
cognitive psychotherapy
is helpful for extendingindependence, maximizing function, and preventing accidents

d.Eventually, patient frequently require supervised care

e.Antipsychotics can be used to treat symptoms of psychosis; antidepressants canbe used to treat associated depression

f.Frequent reorientation of patient may help optimize function
Neurotransmitter

anxiety disorders
increased NE

decreased GABA, serotonin
toxicity of FQ in children
cartilage destruction and growth retardation in children
ADHD h/p
a.
Inattention
:
decreased attention span, difficulty following instructions,
care-lessness in tasks, easily losing items, forgetful, poor listening, easy distractibility,difficulty organizing activity, avoidance of tasks requiring prolonged focus

b.
Hyperactivity
: fidgetiness,
inappropriate activity,
excessive talking, unable toremain quiet, unable to remain seated at times when prolonged sitting is required, constantly “on the go”

c.
Impulsivity:
difficulty waiting turn to speak, interrupts others, answers ques-tions before they are completed

d.Children exhibit behaviors in
multiple setting

e.Diagnosis requires child to have
six
inattention symptoms
orsix
hyperactivity orimpulsivity symptoms
before 7 yr of age
that
limit ability to function
in social,educational, or organized settings
Neurotransmitter

mania
increased NE, serotonin
When is immediate treatment for hyperkalemia deemed necessary?
cardiac toxicity, muscular paralysis, K+>6.5
Tx of ADHD
a.Psychostimulants (e.g., methylphenidate, pemoline) or atomoxetine improveability to focus and control behavior

b.Bupropion, a-agonists, and TCAs are used in refractory cases

c.Psychotherapy used to address child’s self-esteem and help modify behavior

d.Adjustments may need to be made in selecting an educational setting to optimizeability to learn and participate

e.Limit consumption of food high in caffeine or sugar
Neurotransmitter

parkinson disease
increased ACh

decreased dopamine
How does SSS present?
erythema on face that generalizes within 24-48 hours. superficial flaccid blisters soon develop, with flexural accentuation and perioral crusting. Nikolsky signs positive. Subsequent scaling and desquamation continue for 5 days --- entire process lasts 1-2 weeks
Conduct disorder
h/p
tx
complications
1.Repetitive disruptive and antisocial behavior that violates others’ rights and socialnorms

2.
H/P

aggressive behavior
to people or animals,
destruction of property
,
deceit-fulness
or theft,
violation of serious rules
; diagnosis requires one of above behav-iors before
< 10 yr of age and three behaviors > 10 yr of age

3.
Treatment

psychotherapy involving family and parent management training;psychostimulants are helpful when comorbid ADHD is diagnosed; mood stabilizersmay be used in severe cases

4.
Complications

increased risk of substance abuse,
antisocial personality disorder
Neurotransmitter

schizophrenia
increased dopamine, serotonin

decreased GABA
single, round, blue inclusions on Wright stain in RBCs
Howell Jolly Bodies (nuclear remnants within RBCs that are usually removed by the spleen)
Tourette's syndrome
h/p
tx
1.Chronic tic disorder beginning in childhood; associated with ADHD and OCD

2.
H/P

multiple motor
(e.g., blinking, twitching, etc.) and
vocal
(e.g., sounds,words)
tics
that occur every day and worsen with stress; location, frequency, andseverity of tics change over time; diagnosis requires presence of tics for >
1 yr andbeginning before patient is 21 yr of age

3.
Treatment

psychotherapy with family addressing nature of tics; low-dosefluphenazine, pimozide, or tetrabenazine may reduce tic occurrence; SSRIs are use-ful in treating comorbid behavioral disorders
Neurotransmitter

depression
decreased NE, dopamine, serotonin
Classic tetrad of MM
calcium, renal impairment, anemia, bone problems
--> increased risk of infxn due to a total decrease in functional antibodies and leukopenia secondary to bone marrow crowding with malignant plasma cells
h/p learning disabilities
1.
Impairment in educational development
in a
healthy
child with
no
otherpsychiatric diagnosis or cognitive pathology (e.g., Down syndrome, fragile Xsyndrome)

2.Disorder can be specific to ability to read, perform mathematics, or expressthoughts

3.
H/P

a.Child demonstrating otherwise
normal intelligence
with
delays in certain aca-demic goals
b.Child frequently has poor self-esteem
c.Disabilities can include language delays, impaired coordination, poor memory,inattentiveness, spatial or temporal ordering skills

4.
Labs

scores on standardized tests are consistently lower than normal range

5.
Treatment

special education and therapy focusing on the specific learning disor-der can help the child to improve his or her ability to learn; parent education;child’s strengths should be recognized and encouraged
Neurotransmitter

alzheimer's
decrased ACh
Common findings in SLE
fatigue, painless oral ulcers, non-deforming arthritis, and hematologic abnormalities
h/p autism
a.
Impairedsocialinteractions
:impairedusedofnonverbalbehaviors,failuretodeveloppeerrelationships,failuretoseeksocialinteraction,lackofsocialreci-procity

b.
Impaired communication
: developmental language delays, poor initiation orsustenance of conversation, repetitive language, lack of imaginative or imitativeplay for age

c.
Restricted behavior
: inflexible routines, preoccupation with a restricted patternof interest, repetitive motor mannerisms, preoccupation with parts of objectsd.

Delays in language, imaginative play, and social interaction <3 yr of age

e.Diagnosis requires at least six abnormal patterns of interpersonal interactions,including at least two impaired social interactions and at least one of bothimpaired communication and restricted behavior
Neurotransmitter

Huntington's
decreased ACh, GABA
How does head elevation lower ICP?
Increased venous outflow from the head
tx autism
a.Behavior, speech, and social psychotherapy with peers and family may helpimprove social interaction

b.Aggressive behavior can be treated with antipsychotics

c.Supervised environment is usually required long term
Comparing ischemic stroke, intracerebral hemorrhage, and subarachnoid hemorrhage, hat are the different BP goals and medications?
ISCHEMIC STROKE
<220/120
use labetalol, nicardipine

Intracerebral hemorrhage
SBP < 140-160
use labetalol, nitroprusside

SAH
SBP < 150
use labetalol, nimodipine
How does sedation lower ICP?
decreased metabolic demand and control of HTN
What is the tx of choice of mania w/psychosis?
atypical antipsychotics
How does IV mannitol lower ICP?
extraction of free water out of the brain tissue --> osmotic diuresis
What are the medications used in the management of Parkinsonian symptoms?
- levodopa and carbidopa
- selegiline (MAOb inhib) used in early disease, has neuroprotective effects
- dopamine agonists:
-- bromocritine (ergot compound)
-- non-ergot D3 stimulators -- pramipexole, ropinirole, rotigotine (transdermal)
-- apomorphine (subQ) rescue therapy for sudden akinetic episodes

- COMT inhibitors to potentiate levodopa: entacapone, tolcapone

- anticholinergics for tremor: thrihexyphenidyl, benztropine

- amantadine to increase DA release. use in short-term monotherapy in mild disease
How does hyperventilation lower ICP?
CO2 washout, leading to cerebral vasoconstriction
What are characteristic featurs of ALS? What are the initial presenting symptoms?
wealness, but with normal sensation

initial presenting sx:
- asymmetric lumb weakness in hands and fingers, shoulder girdle, foot drop, or pelvic girdle(80%)
- dysarthria, dysphagia (20%)

UMN signs
LMN signs
cognitive defects
neuromuscular resp failure after months to years (avg. survival time from dx is 3-5 years)
PT/PTT with lupus anticoagulant?
PTT may be slightly prolonged because it is an IgM or IgG immunoglobulin that prolongs the PTT by binding the phospholipids used in the assay. Strictly a lab artifact and does not actually promote bleeding. PTT will not correct in a mixing test. Russell viper venom test is designed to test for the lupus anticoagulant.
What are UMN symptoms?
movement stiffness, slowness, and incoordination; spasticity and hyperreflexia (spastic paralysis); slowed rapid alternating moevments; gait disorder

- bulbar UMN: dysarthria, dysphagia
- pseudobulbar affect ith inappropriate laughing, crying, yawning
Causes of anterior cord syndrome? How is it characterized?
commonly a/w brust fracture of the vertebra and is characterized by total loss of motor function below the level of lesion with loss of pain and temp sensation on both sides below the lesion and with intact proprioception
What are LMN symptoms?
weakness, gait disorder, reduced reflexes (spastic paralysis), muscle atrophy and fasciculations
Anterior mediastinal masses:
thymoma
retrosternal thyroid
teratoma
lymphoma
What are the C's of Huntington's
CAG repeat disorder on chromosome Cuatro

Caudate and putamen atrophy on MRI

aCh decrease, GABA increase

CRAZY (dementia)
Choreoform movements
Cuarenta (40) age of onset
Posterior mediastinal masses:
neuroblastoma
meningocele
enteric cysts
lymphomas
diaphragmatic hernia
esophageal tumors
aortic aneurysms
What medication is used to treat ALS?
riluzole
Wegeners
triad -- systemic vasculitis, upper and lower airway granulomatous inflammation, and glomerulonephritis.
Disease onest usually around 40
granulomatous inflammation in the nasopharynx causes epistaxis, purulent rhinorrhea, otitis, sinusitis, saddle nose deformity due to destruction of nasal cartilage
+C-ANCA
dementia with behavioral and personality changes, progressive aphasia
Pick disease
Constrictive pericarditis complications
hepatogmegaly, ascites, and increased JVP due to decreased diastolic filling and impairment of CO. Common causes include radiation therapy, viral pericarditis, and cardiac surgery.
dementia with bradykinesia, Parkinsonian gait, cogwheel rigidity.

visual hallucinations

repeated syncopal episodes
Lewy body dementia
Which UTI drugs are recommended in pregnancy?
nitrofurantoin, amoxicillin, augmentin, cephalexin
what are the components of a dementia work up?
MMSE
CBC, chemitry
urinalysis
RPR (syphillis)
HIV
thyroid
vit B12
CT or MRI of head
What is Osgood-Schattler?
rapid growth in which the quad tendon puts traction on the apophysis of the tibial tubercle where the patellar tendon inserts.
aka traction apohysitis
what medications are used in the treatment of Alzheimer
AChE inhibitors

rivastigmine, donazepil, galantamin, memantine
Tamoxifen carries the risk of what malignancy?
Endometrial cancer?
What is the most sensitive test for MS?
MRI

LP shows oligioclonal bands
Rapidly progressive dementia, myoclonus and sharp, triphasic, synchronous discharges on EEG.
CJD (spongiform encephalopathy)
What is the classic presentation of Guillan Barre?
progressive, symmetric, ascending muscle weakness that progrsses over days to one month.

no fever, may be preceeded by campylobacter jejuni diarrheal illness, HIV infection, CMV or EBV, mycoplasma infection, other viral infxns, or immunization
When does breast milk engorgement occur?
common the the 1st 24-72 hours after childbirth secondary to milk accumulation, typically peaks 3-5 days postpartum and improves spontaneously in most patients
Ho is the dx of guillain barre made?
clinical presentation

CSF analysis shows albuminocytologic dissociation (elevated protein and normal WBCs)

electrodiagnostic studies: nerve conduction studies and EMG reveal demyelination
What is the mechanism behind cold water immersion in treating PSVT?
Vagal maneuvers, wuch as Valsalva, carotid sinus massage, and immersion in cold water increase vagal tone and decrease conduction through the AV node. Slows the HR and can often break the rhythm.
What is the prognosis in gullain barre?
spontaneous regression and complete recovery by 1 year in 80-90%

relapse in 10%

prolonged disease with delayed or incomplete recovery in 5-10%

death despite ICU care in 5%
When should suspicion be raised for gestational trophoblastic disease?
irregular vaginal bleeding >8wks post partum, enlarged uterus, pelvic pain, frequent metastatic spread to the lungs
What is the tx for guillan barre?
hospitalization, ventilation if necessary, ICU monitoring if necessary

plasmapheresis or IVIG can shorten time to independent walking by 50%

NO STEROIDS

physical rehab
How are gout and polycythemia vera related?
Gout results from either overproduction or under excretion of uric acid. Myeloproliferative disorders commonly cause uric acid overproduction b/c there is increased catabolism and turnover of purines.
What is rqd to make dx of Bell's palsy?
Clinical:

1. diffuse involvement of the entire facial nerve -- facial muscle paraylsis (upper and lower)

r/o Lyme by history of tick bite, heart blocl,arthritis, vertigo,haring loss

r/o otitis media by inspection

r/o stroke by looking for other neurologic deficits

2. acute onset 1-2 days,progressively worsening weakness for 3 weeks, recovery w/i 6 mo

3. anything other than the above presentation rqs CT and/or MRI and screening blood tests to r/o other pathology
When to suspect trichinellosis?
Suspect trichinellosis (parasitic infection caused by roundworm acquired by eating undercooked pork) in a patient who presents with Gi complains followed by the characteristic triad of periorbital edema, myositis, and eosinophilia. Other clues include subungal hemorrhages and conjunctival or retinal hemorrhages
Causes for Bell's palsy?
my Lovely Bell Had an STD

Lyme
Herpes
Sarcoid
Tumor
Diabetes
In an exudative pleural effusion, how are glucose values used?
glucose < 30 suggests empyema or rheumatic effusion
glucose 30-50 indicates effusion due to malignancy, lupus, esophageal rupture, or TB
glucose concentration is thought to be decreased in exudative pleural effusions due to high metabolic activity of leukocytes (and/or bacteria) in the fluid.
What is the treatment for Bell's palsy?
1. eye care to prevent corneal trauma
- artifical tears hourly while awake,patching eye at night

2. glucocorticoids

3. +/- vacyclovir
How to treat/manage CGD?
CGD treatment includes prevention of infxn daily with TMP-SMX and gamma-interferon three times a week
What are the treatment options ofor benign esential tremor?
b-blocker
primidone
xlonazeam
talamotomy or deep brain stimulation in refractory cases
Cardiac risks for a poor surgical candidate?
EF < 35%: increased risk for non cardiovascular
Recent MI: must defer the surgery 6 mo
CHF: medically optimize the patient with ACE inhibitor, beta-blockers, and spironolactone to decrease mortality
How can Bell's palsy be easily differentiated from a motor cortex stroke?
Facial paraylsis --
Bells demonstrates complete unilateral facial paralysis (upper and lower face)

Stroke stems from a lesion in the motor cortex, there will only be lower face paralysis as the upper face is innervated by both sides of the motor cortex
What is the most common cyanotic lesion during the neonatal period?
transposition of great arteries
Compare changes in sleep patterns of the elderly to the changes in slee patterns seen in depressed patients
elderly --
less REM sleep
increased REM latency
decreased slow wave sleep (stage 3/4)

DEPRESSED
early morn awaken, nighttime awake
increased total REM
decreased REM latency
decreased slow wave
How to diagnose choanal atresia?
CT
What is Pickwickian syndrome?
obesity hypoventilation syndrome characterized by hypersomnolence, dyspnea, hypoxemia (resulting in cyanosis, polycythemia, and plethora), and pulmonary hypertension (leading to right-sided) heart failure --> peripheral edema

decreased chest wall compliance
diptheria == membranous inflammation of pharynx
due to bacterial invasion by corneyumbacterium diphtheria; gray highly vascular pseudomembranous plaques on the pharyngeal wall; do not scrape; culture small portion of superficial membrane -- antitoxin
What is the tx for narcolepsy?
avoidance of drugs that cause sleepiness

scheduled naps -- once or twice a day 10-20 minutes

stimulants -- modafinil, methylphenidate, or pemoline

suport group

if cataplexy --> venlafaxine, fluoxetine, or amtomoxetine
fifth disease
== erythema infectious = parvo B19
What are treatments for restless leg syndrome? causes for RLS other than idiopathic?
pramipezole or ropinirole or levodopa/varbidopa, iron replacement, avoid caffeine, xlonazepam, gabapentin, opiods

iron deficiency, end-stage renal disease, diabetic neuropathy, parkinson disease, pregnancy, RA, varicose veins, caffein
Roseola
HHV 6/7
What EEG waveforms correspond to the different stages of sleep?
Stage 1 light, theta waves; fast, low amp

Stage 2 intermediate; sleep spindles and k-complexes; decreased frequency, increasing amplitude

Stage 3 deep; slow delta wave; low frequency, high amplitude

REM
beta wave; high requency, low amplitude
When is Legg-Calve-Perthes disease seen?
ages 2-8
How does SCFE present? Treatment?
painful limp and EXTERNALLY rotated leg

internal fixation with pinning
What measurements make for a positive tilt test?
increased in HR > 20 BPM while standing

drop in SBP > 20 points while standing

stop in DBP > 10 points while standing
Up to what GA should steroids me giving in prevention of ARDS?
33 weeks
What is the DD for a patient presenting to the ER for loss of consciousness?
AEIOU TIPS

Alcohol
Epilepsy/environmental
Insulin
OD/opoids
Uremia

Trauma
Infection
Psychogenic
Stroke
Stages of labor
Stage 1 (latent & active):
ONSET OF LABOR --> FULL DILATION OF CERVIX
primi -- 6-18 hours
multi -- 2-10

Latent phase:
ONSET OF LABOR --> 4 cm
6-7 hr; 4-5 hr

Active phase:
4cm dilation --> full dilation
1 cm per hour; 1.2 cm per hour

Stage 2:
full dilation of cervix --> delivery of neonate
30 min - 3 hr; 5 min -30 min

Stage 3:
delivery of neonate --> delivery of placenta
30 min
What should you think about for initial empiric therapy in a patient coming into the ER with loss of consciousness?
thiamine, then glucose, nalaxone
What is the treatment for JIA?
NSAID
DMARDs (MTX)
steroids
Why is thiamine given in a glucose infusion to alcoholics with hypoglycemia?
flucose administration in the absence of thamine can theretically exacerbate damage to the mammillary bodies and worsen wernicky encephalopathy
7 year old wtih growth delay and inner thigh pain
LCP
What are the elbows doing in decorticate position?
flexing
Claw hand
ulnar
What is arnold chiari malformation? What are neuro anomalies a/w it?
downward displacement of the cerebellar tonsils and medulla through the foramen magnum

type I most common and often asymtomatic. manifestations may include headaches and/or cerebellar symptoms

type II usually accompanied by other neurologic abnormalities --
syringomyelia
hydrocephalus
myelomeningocele
Ape hand
median
What does cerebral palsy look like in a neonate?
lethagry
decreased spontaneous movement
hypotonia
Unable to wipe botten
tharcodorsal
describe what light reflexes will be seen in both eyes if the right optic nerve is damaged prior to the retectal nucleus? (aka afferent defect)
no constriction in either right of left eye

constriction in both eyes when light shines in left eye
Loss of forearm pronation
median
hat light reflexes will be seen in both eyes if the right oculomotor nerve is damaged (aka efferent defect)?
right eye will not constrict under any cirumstance

left eye will constrict when light is shone in either eye
Cannot abduct or adduct fingers
ulnar
What is amblyopia and hat are the signs/symtomes?
decreased vision due to a disruption in normal develoement of vision usually from strabismus, cataracts, or refreactive error prior to age 10

possible presentations: esotropia, exotopia, diploia,and/or refractory error not corrctable ith lenses
Loss of shoulder abduction
ulnar
What is themost common cause of blindness in the adults?
over 55 macular degeneration

under 55 DM

blacks of any age glaucoma
Weak external rotation of arms
suprascap/axillary
Which cause of red eye may indicate collagen vascular disorder?
uvetis or scleritis
loss of elbow and wrist flexion
musculocutaneous
Which cause of red eye has the potential serious complication of corneal ulceration?
HSV
Trouble INITIATING should abduction
supraspinatus
Which cause of red eye presents with colored halos?
acute angly closure glaucoma
Unable to abduct arm beyond 10 degrees
axillary
Which cause of red eye presents with preauricular lymph node enlargement?
viral
Unable to raise arm above horizontal
long thoracic/spinal accessory
What is the treatment for orbital cellulitis?
1. immediate IV vancomycin + IV cefotaxime until afebrile and clinically improved (3-5 d) then oral abx (based on sensitivity) for 2-3 weeks

2. consult opthamology and ENT for recommendations and consideration for need of surgical debridement
What is the treatment for acromegaly?
octreotide

cromocriptine/cabergoline

pegvisomat

surgery
What is the classic presentation of a patient that has a cataract?
painless, progressive decrease in vision manifested ith difficulty driving at night, reading road signs, or reading fine-print

- usually bilateral bur often unilateral

- near0sightedness oftn an ealy manifestation

ossible disabling glare in bright sunlight or from oncoming headlights (more likely with steroid induced cataracts)
What type of diuretic is ethracrynic acid? metolazone?
loop

thiazide
(useful for edema a/w nephrotic syndrome)
What is a major exam finding in open angle glaucoma?
cupping of the optic disc (>50%)
bilaterl
gradual loss of visual fields (periheral to central)
How to manage calcium nephrolithiasis? When to use shock wave?
If < 4mm, will spontaneously pass
--> drink water, tamsulosin, nifedipine, NSAIDs, repeat CT in 4 weeks to make sure all stones have passed.

shock for stones in renal pelvis or upper ureter
hat is the treatment for closed angle glaucoma?
acteozolamide
pilocarpine
laser irdiotomy
How to treat Staghorn calculi
percutaneous nephrolithotomy
What disease would you suspect in a 35 year old woman with new-onset rapid loss of vision and pain when moving the eye? How to treat?
MS

IV stroids
What are the dietary recommendations in the threatment of nephrolithiasis?
adequate dietary Ca
increased fluid intake
decreased sodium
decreased dietary protein and oxalate
What is the treatment for macular degeneration? What is the treatment for retinal detachment?
macular degen -- vitamins C, E, Cu, Zn, intravitreal ranibizumab, laser photocogaulation of the lenses

retinal detatchment -- surgery, cryotherapy
What is the treatment for uric acid renal stones?
alkanaize urine
What is the DD for dislocation of the lens of the eye?
Marfan (upward)
Homocystinuia (downward)
Alport Syndrome
What renal pathology can result from uncorrected serve benign prostatic hypertrophy?
hydronephrosis
What is the pattern of vision loss in glaucoma vs. macular degeneration?
Glaucoma -- loss from peripheral to centra

Macular degeneration -- loss from central to peripheral
What cardiac anomalies are a/w ADPKD?
MVP
When is observation without antibiotics appropriate for a child with acute otitis media?
- age 6 mo - 2 yrs + the diagnosis is questionable + illness not severe + appropriate follow-up available + abx can be started promptly if symptoms worsen

- age > 2 yrs + illness is not severe + appropriate follow-up available + antibiotics can be started promptly if symptoms worsen

- abx should be started if improvements is not noted in 48-72 hours
A 60 year old male smoker is found to have a varicocele that does not empty when the patient is recumbent. What should you be suspicious of in the this patient?
RCC
What are the classic signs and symptoms of bullous myringitis?
bullous myringitis is a bullous/vesicular inflammation of the tympanic membrane that may occur in a/w acute otitis media. Manifests as
- more painfaul than usual acute otitis media
- otoscopy: large, reddish vesicles on TM
What is the greatest risk factor for RCC?
smoking
hat is the tx for bullous myringitis?
mycoplasma pneumonia is a common organism, treat with oral macrolides and toocal analgesics
Hyaline casts
not indicative of disease -- dehydration
What are the diagnostic features of mastoiditis?
symptoms occur days to weeks after developing acute otitis media

erythema, edema, tenderness behind the ear

external ear displaced

diagnosis made from CT scan of the mastoid process
Granular casts
chronic renal disease
What are the distinguishing features of acute labyrinithitis?
- acute onset of vertigo, nausea, vomiting, and nystagmus
- HEARING LOSS
- lasts days to weeks, often preceded by a viral URI

nystagmus -- horizontal, suppressed with visual fixation, and has a fast phase from the affected size

abnormal head thrust test: when examiner rapidly turns the patient's head to the affected side, the patient is unable to maintain visual fixation

gait instability but preserved ambulation

absence of focal nurologic defects
Red cell casts
GN or vasculitis
Acute onset of vertigo, nausea, vomiting, nystagmus

AUDITORY FUNCTION PRESERVED
vestibular neuritis
White cell casts
pyelonephritis, acute interstitial nephritis
What is the treatment for acute labyrinithis?
Typically subsides spontaneously within weeks.

steroid tapering

symptomatic treatment -- only in the first 48 hours of illness
- scopolamine, meclizine, metochloropramide, or promethazine
- long-term recovery is theoretically delayed if long-term use

vestibular rehabilitation exercises

MRI if > 60, headache, focal neuro signs, vascular risk factors, or sustained veritgo inconsistent with acute labyrinithitis
Epithelial cell casts
"muddy brown"

ATN, acute GN
What is the underlying cause of benign paroxysmal positional vertigo?
dislodgement of otolith in inner, interfering with semi circular canal stabilization
IF: granular pattern of immune complex deposition

LM: hypercellular glomeruli
postinfectious GN
What is the most common causee of conductive hearing loss in adults?
conductive -- otosclerosis
sensorineural -- prebycusis
IF: linear pattern of immune complex deposition
Goodpasture
What is a cholestaetoma? What are causes? How does it present on physical exam? What is treatment?
- overgrowth of desquamated keratin debris within the middle ear sace that may eventually erode the ossicular chain and external auditory canal

- causes: negative middle ear pressure (chronic retraction pocket) from eustachian tub dysfxn or direct growth of epithelium through a TM perforation

- commonly a/w chronic middle ear infxn

- PE: grayish-white pearly lesion behind or involving the TM, conductive hearing loss,vertigo

- tx: surgical removal usually involving tympanomastoidectomy and reconstruction of the ossicular chain
Nephrotic syndrome a/w HBV
membranoprolieferative
What is the tx for Ramsay Hunt syndrome? (What is it?)
herpes zoster oticus

analgesia
steroids
antiviral therapy
Apple-green birefringence with Congo-red stain under polarized light
renal amyloidosis
Explain ho the Weber test can help distinguish conductive hearing loss from sensorineural hearing loss.
If conductive hearing loss, sound will concentrate to affected side.

If sensorineural hearing loss, sound will lateralize to the unaffected side
positive ANCA glomerular disease
crescentic
hat is the tx for bullous myringitis?
mycoplasma pneumonia is a common organism, treat with oral macrolides and toocal analgesics
EM: spike and dome pattern of BM
membranous
What are the diagnostic features of mastoiditis?
symptoms occur days to weeks after developing acute otitis media

erythema, edema, tenderness behind the ear

external ear displaced

diagnosis made from CT scan of the mastoid process
what is the ACLS treatment for systole?
CPR 30:2

epi 1 mg Q 3-5 min
consider vasopression

eval and treat cause
What are the distinguishing features of acute labyrinithitis?
- acute onset of vertigo, nausea, vomiting, and nystagmus
- HEARING LOSS
- lasts days to weeks, often preceded by a viral URI

nystagmus -- horizontal, suppressed with visual fixation, and has a fast phase from the affected size

abnormal head thrust test: when examiner rapidly turns the patient's head to the affected side, the patient is unable to maintain visual fixation

gait instability but preserved ambulation

absence of focal nurologic defects
A patient is found to have fever, rash, elevated Cr, and esosinophilia. What is the dx?
acute interstitial nephritis
Acute onset of vertigo, nausea, vomiting, nystagmus

AUDITORY FUNCTION PRESERVED
vestibular neuritis
In prerenal acute renal failure, what is the value for the fraction excretion of sodium (FENa)? For the BUN:Cr ratio?
< 1%

> 20
What is the treatment for acute labyrinithis?
Typically subsides spontaneously within weeks.

steroid tapering

symptomatic treatment -- only in the first 48 hours of illness
- scopolamine, meclizine, metochloropramide, or promethazine
- long-term recovery is theoretically delayed if long-term use

vestibular rehabilitation exercises

MRI if > 60, headache, focal neuro signs, vascular risk factors, or sustained veritgo inconsistent with acute labyrinithitis
What medications are necessary in patients with end stage renal disease?
glucose control
looop
daily ASA
statin
cit S
iron + epo
phosphate binders
What is the underlying cause of benign paroxysmal positional vertigo?
dislodgement of otolith in inner, interfering with semi circular canal stabilization
What is the most common cause of death in dialysis patients?
CV disease
What is the most common causee of conductive hearing loss in adults?
conductive -- otosclerosis
sensorineural -- prebycusis
What is the next step in the diagnosis of cholecystitis when the US is equivocal?
HIDA scan
What is a cholestaetoma? What are causes? How does it present on physical exam? What is treatment?
- overgrowth of desquamated keratin debris within the middle ear sace that may eventually erode the ossicular chain and external auditory canal

- causes: negative middle ear pressure (chronic retraction pocket) from eustachian tub dysfxn or direct growth of epithelium through a TM perforation

- commonly a/w chronic middle ear infxn

- PE: grayish-white pearly lesion behind or involving the TM, conductive hearing loss,vertigo

- tx: surgical removal usually involving tympanomastoidectomy and reconstruction of the ossicular chain
Normal pH range
7.35 - 7.45
What is the tx for Ramsay Hunt syndrome? (What is it?)
herpes zoster oticus

analgesia
steroids
antiviral therapy
Normal PCO2 range
35-45
Explain ho the Weber test can help distinguish conductive hearing loss from sensorineural hearing loss.
If conductive hearing loss, sound will concentrate to affected side.

If sensorineural hearing loss, sound will lateralize to the unaffected side
Normal O2 range
75-105
What are two important symptoms in Meniere disease to remember in addition to vertigo, decreased hearing, nausea, and vomiting?
tinitus

ear fullness
Normal CO2 range
22-28
Type I RTA

urine pH
serum K
serum HCO3
distal RTA

urine pH > 5.3
serum K low
serum HCO3 variable
Type II RTA

urine pH
serum K
serum HCO3
proximal RTA

urine pH variable
serum K low
serum HCO3 low
Type IV RTA

urine pH
serum K
serum HCO3
hyporeninemic hypoaldosteronism

urine pH < 5.3
serum K high
serum HCO3 normal
What is the DD for metabolic acidosis with a normal anion gap? How can serum K be useful in narrowing the DD?
Low K:
RTA (I&II)
diarrhea
Fanconi syndrome

High K:
Addison disease
RTA (IV)
hyperalimentation
What urine and serum osmolality would you expect to see with SIADH?
Urine Na > 20

Urine osmolality increased/concentrated (>100)
What urine and serum osmolality would you expect to see with psychogenic polydipsia?
Urine Na < 20

Urine osmolality decreased/dilute (<100)
What urine and serum osmolality would you expect to see with thiazides?
increased urine Na

increased urine Osm
What urine and serum osmolality would you expect to see with alcoholism?
decreased urine Na

decreased urine Osm

(blocks ADH)
What urine and serum osmolality would you expect to see with hypothyroidism?
increased urine Na

increased urine osmolality
What is the DD for hypovolemic hyponatremia based on urine Na levels?
< 10
extrarenal losses -- GI losses, fluid sequestion (peritonitis, pancreatitis), insensible loss (sweating, extensive burns)

> 10
renal losses -- diuretics, salt-losing renal disease, partial urinary tract obstruction, adrenal insufficiency
What is the DD for hypervolemic hyponatremia based on urine Na?
< 10 CHF, cirrhosis, nephrotic syndrome

> 20 renal failure
What is the consequence of correcting hyperNa? How rapidly can it safely be corrected?
cerebral swelling

max Na reduction 12mEq/d
What is the consequence of correcting hypoNa? How rapidly can it safely be corrected?
central pontine myelinosis

rehydrate < 12 mEq/d
What is the treatment for nephrogenic DI?
salt restriction
increased H2O intake
thiazide
treat underlying conditions
Causes for K shift out of cells (hyperkalemia)
b-blockers
low insulin
acidosis
digoxin
cell lysis
Causes for K shift into calls (hypokalemia)?
insulin
b-agonists
alkalisus
cell creation/proliferation
A 72 year old smoker presents with painless gross hematuria. What study should be ordered to confirm the diagnosis of bladder cancer?
urine cytology
biopsy and cytoscopy
What are the treatment options for urge incontinence?
anticholinergics (oxybutynin)
imipramine
duloxetine
What are the common causes of overflow incontinence?
bladder outlet obsturction
- benign prostatic hyperplasia
- uretal strictures

neurogenic bladder
Name two classes of prescription medications used to treat BPH
a blocker (tamsulosin)

5a reductase inhibitor (finestaride)
Treatment of epididymitis
Under 35, ceftriax + doxy

Over 35, FQ
necrotizing granulomas of lung and necrotizing GN?
Wegener
necrotizing immune complex inflammation of visceral/renal vessels
PAN
What is the treatment for SVC syndrome?
radiation
steroids
What two disorders should come to mind when a neonate has meconium ileus?
CF
Hisrchsprung
what is the classic presentation of the most common renal tumor in children?
most common age < 4
palpable flank mass
ab pain
hematuria
hypertension
possibly other congenital malform (WAGR)
What is the treatment for hereditary spherocytosis?
folic acid
splenectomy
What are the iron study values in anemia of chronic disease?
increased ferritin
What would you see on a blood smear of a patient with anemia due to lead poisoning?
sideroblasts
basophilic stippling
List three acquired causes of sideroblastic anemia
lead toxicity
alcohol
INH
What complication occurs in 10% of patients with sideroblastic anemia?
acute leukemia
Which vaccines are important in children with sickle cell disease?
pneumococcal
HiB
meningo
influ
HBV
What drugs are known for causing elevated prolactin levels?
bromocriptine
antipsychotics
methyldopa
verapamil
What substances are known to cause hemolysis in patients with G6PD deficiency?
fava
antimalarial
sulfaABx
INH
nitrofurantoin
What is the DD for serum esosinophilia?
Drugs
Neoplasm
Allergies, asthma (Chrug-Strauss), allergic broncopulmonary aspergillosis
Adrenal insufficiency (Addison disease)
Acute interstitial nephritis
Collagen vascular disease (PAN, dermatomyosistis)
Parasites
What is the mechanism for steptokinase?
fibrinolysis
What is the mechanism for aspirin?
inhibits platelet aggregation via COX inhibitor
What is the mechanism for clopidogreal?
blocks ADPr, suppress fibrinogen
What is the mech for abiciximab?
bind GIIIb/IIa
What is the mechanism for tirofiban?
thrombin inhibitor
What is the mechanism for exoxaparin
bind factor Xa
What is the mechanism for epitifibatide?
GpIIIb/IIa inhibitor
What is the classic pentad for TTP?
hemolytic anemia
thrombocytopenia
uremia
neurologic disease
fever
What lab test is used to monitor warfarin?

What heparin?

LMWH?
PT/INR

PTT

antifactor Xa
What are the most common causes of DIC?
Sepsis
Trauma
OB complications
Pacreatitis

Malignancy
Transfusions
HUS or TTP

Platelet Count
Bleeding Time
PT
PTT
Platelet Count DECREASED
Bleeding Time INCREASED
PT none
PTT none
Von Willebrand disease

Platelet Count
Bleeding Time
PT
PTT
Platelet Count no change
Bleeding Time INCREASED
PT no change
PTT INCREASED
DIC

Platelet Count
Bleeding Time
PT
PTT
Platelet Count no change
Bleeding Time INCREASED
PT INCREASED
PTT INCREASED
What is the most common mutation that predisposes to venous thrombosis in white patients?
factor V leiden
A post op patient has poor urine output, a BUN of 85, Cr of 3, and clear lungs. What is the next step in the management of this patient?
BUN:Cr > 20, indicating dehydration/prerenal

IVf
cath
UA
vitals
What do an elevated epo, elevated Hct, and normal O2 sat suggest?
renal hypoperfusion or epo-producing tumor
What are the criteria for SIRS
fever > 38 or hypothermia < 36

tachypnea

tachycardia

leukocytosis > 12,000 or leukopenia < 4000
Which antriretroviral?
SE: lactic acidosis
NRTI (AZT, ddI, ddC, d4T, 3TC, and abacavir)
Which antriretroviral?
SE: GI intolderance
PI
Which antriretroviral?
SE: pancreatitis
zalcitabine, stavudine, didanosine, ritanovir
Which antriretroviral?
SE: peripheral neuropathy
zalcitabine
stavudine
didanosine
Which antriretroviral?
SE: megaloblastic anemia
zidovudine
Which antriretroviral?
SE: rash
Viramune (Nevirapine)
Rescriptor (Delavirdine)
Sustiva (Efavirenz)
Which antriretroviral?
SE: hyperglycemia, DM, and lipid abnormalities
PI
Which antriretroviral?
SE: bone marrow suppression
zidovudine
a 25 year old man is diagnosed with HIV and must begin a HAART regimen. What classes of rugs should his regimen include initially?
2 NRTI + protease inhibitor or non-NRTI
What is the treatment for polycythemia vera?
phlebomtomy
hydroxyurea if at high-risk for thrombosis
ASA
Translocation 14;18
follicular large cell lymphoma
Most common lymphoma in the US
diffuse B cell
Translocation 9;22
CML
15% adult ALL
Most common form of Hodgkin lympoma
nodular sclerosis
What medication is a/w remission in 95% of patients with CML?
imatinib
Which vaccines should not be given to an HIV positive patient?
VZV
influenza
oral polio
yellow fever
anthrax
smallpox

MMR as long as CD4 > 200
When should antibiotics be used to treat a skin abscess?
> 5 cm
high risk complications (DM, immunosuppressed)
A 44 yeAR OLD AFRICAcan american woman is in the office for evaluation of an area of inflammation in her left axilla. She said that initially the area was simply itchy but has now become painful. On exam the area has about six papules and nodules that are erythematous, indurated, and warm. The skin is fluctuant, and drainage is noted at some of the lesions. How will this patient need to be treated?
hidradenitis

Incision and draininage
ABx
unexplained, excruciating pain in the absence of or beyond areas of cellulitis

erythema with blister and bullae formation and possible crepitus

DM patient with foot cellulitis and signs of systemic toxicity

loss of sensation in involved tissue

perineal cellulitis with abrupt onset and rapid spread
necrotizing fasciitis
What is the general treatment for necrotizing fasciitis
Immediate, extensive surgical debridement

Antibiotics (imipenem +/- vancomycin empiric; penicillin G + clindamycin if strep or clostridium)
Cause of wet gangrene
venous blood stasis
Cause of dry gangrene
arteriosclerosis

dry, distal area
What is the treatment for a limb with dry gangrene?
Autoamputation

Angiography to eval the extent and location of PAD --> distal bypass of stenotic areas --> if circulation improves and healing is adequate, then amputation of the affected region
What is the treatment for a wet gangrene infection?
emergency debridement or amputation of infected portion of the foot then revision to a below or above knee amputation 72 hours later

ABx if cellulitis or gas gangrene
What are characteristic features of necrotizing fasciitis?
unexplained excruciating pain beyond cellulitis

erythema, blister, bullaw

crepitus

discoloration

loss of sensation
How to treat impetigo?
oral erythromycin
ceph
diclox
topical mupirocin
Which acne medication is known for causing photosensitivity?
tetracycline
A 15 year old girl is brought to the dermatologist for treatment of her acne. What is the causative organism?
proprionibacterium acne
What side effects from oral isoretinoin?
depression
dry, cracked skin
teratogen
hepatotoxicity
pseudotumor cerebri w/tetracycline
What medications are used in the treatment of postherpatic neuralgia?
gabapentin

pregabalin

TCAs

lidocaine patch

capsacin
What is the treatment for rosascea?
topical: sulfacetamide, metronidazole

systemic: tetracycline, doxycycline, minocyclin, isoretinoin
What is the appearance of mollscum contagiousum? What is the treatment?
shiny papules w/central umbilication

self-limited disease
What is the treatment for tine capitis?
griseo
terbafine
itraconazole
An obese, 42 year old diabetic woman complains of a pruritic rash under her boobs. Erythematous patchy rash. WHat diagnostic study would be helpful? What would be seen?
KOH prep pseudohyphae

Candida
Target lesions in different shapes that develop over 10+ days from macule to papule to vesicles/bullae. How to treat?
eythema multiform

Stop medications, symptomatic treatment
What is the treatment for seborrheic dermatitis?
selenium sulfide shampoo twice a week

olive oil
What diseases are a/w an increased incidence of seborrheic dermatitis?
Parkinson, HIV, psoriasis, immunocompromised patients

exacerbations are common in emotion stress and hospitalizations
What infections are a/w an increased likelihood of lichen planus?
HIV
HCV
What is the treatment for lichen plans?
Corticosteroids of medium to high petency -- topical or intralesion

acitretin
What is the treatment for pemphigus vulgaris?
steroids
chronic blistering lesions on sun-exposed areas

facial hypertrichiosis and hyperpigmentation

pseudoscleroderma with cutaneous thickening, scarring and calcification.

elevated LFTs

Associations? Treatment?
hepatitis C infection common

treat with phlebotomy
low-dose chloroquine or hydroxychloroquine
avoidance of alcohol, estrogens, iron supplements
sunscreen use
What are the treatment options for actinic keratosis?
topical 5-FU or imiquimod

cryotherapy
pearly papule with fine vascular markings, telecangiectasias
basal cell cancer
painless, erythematous papule with scaling or keratinzied growths in sun exposed area
squamous cell cancer
circular rash with central clearing on the trunk or arms
tinea corporis
Comorbidities a/w vitiligo
graves
autoimmune thyroiditis
pernicious anemia
type I DM
adrenal insufficiency
hypopituitarism
alopecia acreta
autoimmune hepatitis
Premature menopause is defined as?
< 40
What is required for a diagnosis of menopause?
12 months of amenorrhea over the age of 45
What are the non-hormonal options for the treatment of menopausal hot flashes?
venlafaxine

clonidine
A middle-aged man presents for knee pain, and x-ray reveals bilateral calficiatiosn of the articular cartilage. What is the treatment?
chondrocalcinosis --> pseudogout

NSAIDs, colchicine
What are the absolute contraindications for OCPs?
DVT, hypercoagulability

smoker > 35

CVD, CAD

hepatic disease

migrane w/aura

estrogen dependent tumor
A female neonate who was born in breech position is found to have asymmetric inguinal and gluteal skin folds on her newborn exam. What is the diagnosis and treatment?
DDH

Pavlik harness
Which STD can be mistaken for IBD due to its association with fistula formation?
lymphogramuloma venerum
What is the presentation of the various stages of syphillis?
1. painless chancre

2. rash palms and soles; flu-syptoms

3. neuro symptoms, tabes dorsalis, gummas, ataxia, argyl
A patient with a painless, pruritic with regional lymphadenopathy that evolves over 7-10 days into a necrotic ulcer with a black eschar. What is the diagnosis and treatment?
cutaneous anthrax

penicillin V/G
amp/doxy
What is the next step in management of AN AGUS pap smear?
colposcopy with endocervical curettage

if > 35 or RF, endometrial biopsy
What is the treatment for a lesion found to be HSIL on biopsy?
repeat colposcopy 6 mo
What are the symptoms of ovarian cancer?
ab pain
fatigue
weight loss
ascites
What ultrasound findings are consistent with benign ovarian tumors?
cystic
smooth lesion edges
few septa
What is the treatment for ductal carcinoma in situ of the breast?
lumpectomy + possible radiation therapy
Once you have r/o invasive cancer, what is the management of LCIS? Why is drug therapy so effective?
close observation + tamoxifen, raloxifene (E, P+)
Most common breast cancer?
infiltrating ductal
most common mass in patient 35-50
fibrocystic changes
most common tumor in teen and young women
fibroadenoma
breast mass accompanied by redness, pain, and warmth
inflammatory carcinoma
What is the next step in the evaluation of penetrating injuries to the different zones of the neck?
zone 1 -- 4 vessel CT angiogram and triple endoscopy

zone 2 -- surgical exploration

zone 3 -- 4 vessel CT angiogram
An IV drug user has JVD and a holosystolic murmur at the LSB. What is the diagnosis and treatment?
right-sided HF due to bacterial endocarditis (suspected)

ABx + valvuloplasty
When do children first exhibit stranger anxiety?
6-9 mo
How would you expect weight to increase in the first 2 years of life?
quadruples
When can children begin to eat solid foods?
4 mo
When can children drink cow's milk?
1 year
Wat is the first solid food parents should give their child?
iron-fortified cereal
At what age is the meningococcal vaccine indicated?
11-12 years

asplenia
Why should cow's milk not be given before 1 year of age?
risk of allergy

hemorrhage in the gut

iron def anemia
How many calories are present in an ounce of breast milk? How many calories are present in an ounce of formula?
20kcal/oz
What are the caloric needs for an infant younger than 6 mo?
100-120 kcal/kg/d
What w/u should be performed on a newborn with a single umbilical artery?
renal US
What are the most common problems that arise in premature infants?
RDS
hypoglycemia
persistent PDA
infection/sepsis
retinopathy of prematurity
intraventricular hemorrhage
What vitamin can be used to treat psoriasis
vit A, D
Which children need a work up in UTI?
child 2 mo - 2 years

male of any age

female < 3 years

febrile or recurrent UTI
What are some causes of desquamation of the hands and feet?
Kawasaki
TSS
SSS
mercury tox
scarlet fever
steven johnson
thombocytopenia and purpura

eczema

recurrent pyogenic infections
Wiskott Aldrich
IgA deficiency

cerebellar ataxia, and poor smooth pursuit of moving target w/eyes

telangiectasias of face > 5 yo

increased cancer risk: lymphoma and acute leukemias

radiation sensitivity
ataxia-telangiectasia
1. partial albinism

2. recurrent respiratory tract and skin infections

3. neurologic disorders
Chediak Higashi
1. eczema

2. recurrent cold staph aureus

3. course facial features: broad nose, prominent forehead ("frontal bossing"), deep set eyes, and "doughy" skin

hyper IgE and esosinophils
also common to have retained primary teeth resulting in 2 rows of teeth
Job Syndrome
abnormal integrins --> inability of phagocytes to exit circulation

delayed separation of umbilicus
LAD
congenital heart defect + low calcium + recurrent infection
DiGeorge
chronic mucocutaneous candidiasis + chronic diarrhea + FTT
SCID
negative nitroblue tetrazolium test
CGD
poor smooth pursuit of eyes and elevated AFP after 8 months
ataxia-telecangiectasis
What GI complications are a/w Down syndrome?
duodenal atresia
celiac
annular pancreas
Hirschsprung
cleft lip/palate

life expectancy < 1 yr

polydactyly
trisomy 13
lactic acidosis, hyperlipidemia, hyperuricemia in a child
GS I

VonGierke
diaphragm weakness --> respiratory failure in child + acidosis
GS II

Pompe
increased glycogen in liver, serve fasting hypoglycemia in child
vongierke
hepatomegaly, hypoglycemia, hyperlipidemia in child

normal kidneys, lactate and uric acid
GS type III

Cori
painful muscle cramps, myoglobinuria with strenuous exercise
GS type V

McArdle
hepatomegaly, hypoglycemia, hyperlipidemia in child

normal kidneys, lactate and uric acid
GS type III

Cori
painful muscle cramps, myoglobinuria with strenuous exercise
GS type V

McArdle
hepatomegaly, hypoglycemia, hyperlipidemia in child

normal kidneys, lactate and uric acid
GS type III

Cori
painful muscle cramps, myoglobinuria with strenuous exercise
GS type V

McArdle
hepatomegaly, hypoglycemia, hyperlipidemia in child

normal kidneys, lactate and uric acid
GS type III

Cori
painful muscle cramps, myoglobinuria with strenuous exercise
GS type V

McArdle
hepatomegaly, hypoglycemia, hyperlipidemia in child

normal kidneys, lactate and uric acid
GS type III

Cori
painful muscle cramps, myoglobinuria with strenuous exercise
GS type V

McArdle
Common causes of acquired torticollitis in children
URI
minor trauma
cervical lymphadenitis
retropharyngeal abscess
atlantoaxial subluxation
What is the reason for hematologic abnormalities in SLE patients?
formation of antibodies against blood cells (type II hypersensitivity) -- AIHA

--> spherocytosis, positive direct Coombts test, and extravascular hemolysis
How to manage febrile neutropenoa?
Empiric therapy should be croad-based and cover pseudomonas.

Monotherapy: ceftazidime, imipenem, cefepine, or meropenem

Combination: AG anti-pseudomonal beta-lactam
If a patient has CAD risk equivalent or has CAD, what is the LDL goal? At which levels should drug therapy start IN ADDITION TO lifestyle changes?
> 100 mg/dL

drug therapy starts at > 130
< 100 mg/dL

drug therapy > 30
If a patient has two risk factors for CAD, LDL goal? When to initiate drug therapy?
> 130

drug therapy at 160
If a patient has 0-1 risk factors for CAD, LDL goal? When to initiate drug therapy?
> 160

drug therapy starts at > 190
Risk factors for CAD?
male > 45
female > 55
hypertension
cigarette smoking
HDL < 40
family history of premature CAD (male < 55yrs, female < 65)
What are CAD risk equivalents?
DM
symptomatic carotid artery disease
AAA
PAD
10 year risk of CAD of 20% or greater
What is low albumin?

How to correct for free calcium levels in the setting of low albumin?
Low albumin < 3.5

Correct Ca2+ = 0.8(normal albumin - measured albumin) + measured Ca

*normal albumin = 4*
When does breast milk jaundice present?
Usually presents after the 1st week of life
How to deal with a needlestick injury from an HIV patient?
draw blood for HIV serology and start single-drug antiretroviral therapy while awaiting the results of HIV serology
What is the management of an omphalocele/gastroschisis?
sterile wrapping of the bowel

insertion of an orogastric tube

stabilizing the airway

establishing peripheral venous access
What are indications that neonatal jaundice should be evaluated?
1. jaundice appears in the first 24-36 hours of life.

2. serum bilirubin rising at a rate faster than 5 mg/dL/24 hours

3. serum bilirubin greater than 12 mg/dL in full-term; 10-14 in preterm

4. jaundice persists 10-14 days after life

5. presence of signs of symptoms
MRI shows bilateral, mutlifocal, asymmetric contrast enhancement in the periventricular white matter, a finding characteristic of what?
MS
How to treat severe hyponatremia?
plasma sodium < 120 meq/L with CNS symptoms require aggressive management with hypertonic saline
How to manage HIT?
stop heparin and provide danaparoid or a direct thrombin in hibitor (lepirudin, argatroban)
Man with painless intermittent visual loss. Episodes last a few seconds, next best step in management of patient?
amaurosis fugax is painless loss of vision from emboli. cholesterol particles may be seen in eye.

warning sign of impending stroke. underlying embolic disease almost always present.

most emboli occur from carotid bifurcation; duplex us
What type of dementia?

Personality changes
Compulsive behaviors
Impaired memory
Frontotemporal dementia
dementia that features bizarre visual hallucinations
Lewy body dementia
How can complications of an MI lead to PEA?
PEA common in left ventricular free wall rupture and is the result of pericardial tamponade
What are red flags in back pain?
age > 50

history of previous cancer

unexplained weight loss

pain greater than one month duration

nighttime pain causing difficulty with sleep

no response to previous therapy

neurologic symptoms
What respiratory disorder is a/w with postop atelectasis?
respiratory alkalosis
What is the ideal maternal fasting glucose?
75-90
How to manage central retinal artery occlusion?
ocular massage and high-flow oxygen administration
What accounts for 80% of nephrotic syndrome in children under 16?
minimal change disease
increased bone turnover due to osteoclast activity leadin to the replacement of lamellar bone with abnormal woven bone
Paget's disease of the bone/
osteitis deformans
severe complication of pancreatitis
systemic hypotension and shock (increased vascular permeability dye to locally released and acived pancreatic enzymes)
What is the pathophys of warfarin induced skin necrosis?
protein c deficiency someones a/w condition.

most commonly, females on breasts, buttocks, thighs, and abdomen. initial complaint is pain, followed by bullae formation and skin necrosis. Occurs within weeks after starting therapy. use vitamin K
How to treat a cat-bite?
augmentin
fever, erythema/desquamation, headache, nausea/vomiting, and myalgias

negative blood cultures
TSS
high fever
tenosynovitis
migratory polyarthralgias
purpuric or pustular lesions with hemorrhagic companent and occasionally central necrosis

sexually active
disseminated gonococcal infection
Which antiarrhythmic medications lead to prolonged QRS?
IC: flecanide, propafenone, moricizine
fundoscopy shows elevated retina with folds and/or tear
retinal detachment
fundoscopy reveals loss of fundus details, floating debris, and a dark red glow
vitreous hemorrhage
disk swelling
venous dilation and tortuosity
retinal hemorrahges
cotton wool spots

sudden painless unilateral loss of vision
central retinal vein occlusion
What do fever, chills, and deep abdominal pain a while after abdominal trauma duggest?
retroperitoneal abscess (pancreatic)
Which bacterium are particularly common in patients with chronic indwelling catheters? How to differentiate?
proteus, candida, pseudomonas, klebsiella.

proteus is the only one that makes alkaline urine
What electrolyte abnomality is particularly dangerous in CHF?
hyponatremia

water retention and the associated reduction in the plasma sodium concentration parallel the serverity of the heart disease; they reflect the degree of neurohumoral activation in patients with heart failure. low serum sodium level is a/w high levels of renin, aldosterone, vasopression and NR
When can children be given doxycycline?
> 9 years old
What are the most common etilogic agents of acute bacterial sinusitis?
step

nontypable h.influ

moraxella
cause of Diffuse increase in pulmonary vascular markings on CXR
left to right shints can cause shunt vascularity
Patient walks with legs wide apart. Feet lifted higher than usual, making a slapping sound when they come in contact with floor.
destruction of posterior columns (loss of proprioception)
Which nerve lesion leads to decreased corneal sensation?
trigeminal
What are extrahepatic sequelae of HCV?
cryoglobulinemia

porphyria cutanea tarda

glomerulonephritis
How often should a colonoscopy be performed in someone with UC?
every year after 8 years of disease
How long does it take for warfarin to achieve therapeutic anticoagulation?
5-7 days
poor feeding, irritability, decreased activity, vomiting

tense and bulging fontanelle, prominent scalp veins, widely spaced cranial sutures, rapidly increasing head circumference
hydrocephalus
Which drugs are most effective in the treatment of fibromyalgia?
amitruptyline

cyclobenzaprine
Patients with hemochromatosis and cirrhosis at at risk of increased infection for?
Listeria

Yerniia

Vibrio vulnificus
Define oliguria
<250 mL urine in 12 hours
How often mammogram?
b/w 50 - 74, every 2 years.
How often to check cholesterol? When to start?
men 35
women 45

check every 5 years
Finger clubbing in the backdrop of simple of COPD is suggestive of what?
lung malignancy
What is the most common site of hypertensive hemorrhage? How does it present?
putaman & internal capsule

hemiparesis, hemi-sensory loss, homonymous hemianopsia, stupor and coma. eyes deviate away from paralytic side
What types of drugs cause pill esophagitis?
Tetracyclines

Aspirin & NSAIDs

alendronate (bisphosphonates)

potassium chloride, quinidine, and iron
What are the most reliable indicators of metabolic recovery while monitoring treatment response to insulin and IV fluids in DKA?
arterial pH

anion gap
Which leukemia is characterized by Auer rods?
APML
Which leukemia is characterized by positive sidan black and many monocytes?
AML FAB M5
Most common cause of osteomyelitis
s.aureus
s/p bone marrow transplant three months ago

fever, dyspnea, ab pain, diarrhea

CXR shows patchy infiltrates
consider CMV pneumonitis

BAL is diagnositc
How to establish control of variceal bleeding if it does not stop on its own?
vasoconstrictors like terlipresson, octreotide, somatostatin
What is the most common etiology of acute unlateral lymphadenitis?
staph aures

group A strep
nausea
diaphoresis
tachycardia
pallor immediately prior to syncope
neurocardiogenic syncope (vasovagal)

can be diagnosed with tilt table test
How is PaCO2 affected in restrictive lung disease?
more likely to cause hypoezmia than hypercarbia. Usually low until end-stage disease occurs
Immunodefiencies than can present with recurrent staph aureus infections
LAD
CGD
hyper IgE
Up until when is high blood pressure in pregnancy representative of chronic hypertension?
< 20 weeks
How to evaluate a patient with probable benign prostatic hyperplasia?
UA

serum Cr

to assess for UTI, obstruction, or hematuria
What is the drug of choice in treating dermatitis herpetiformis?
dapsone
How to manage PVCs?
if asymptomatic, no treatment.

if symptomatic, b-blockers
What is chloride resistant metabolic alkalosis? What can it be caused be?
urinary chloride level > 20mEq/d and ECF volume expansion

primary hyperaldosteronism
Bartter syndrome
Gitelman's
excessive black licorice
What are the five warning signs of basal cell carcinoma
1. open sore that bleeds, oozes, or crusts and remains open for three or more weeks.

2. reddish patch or irritated area

3. shiny bump or nodule that is pearly or translucent and is often pink, red, or white

4. pink growth with slightly elevated rolled border and a crusted indentation in the center

5. scar-like area which is white, yellow or waxy, and often has poorly defined borders
new ascites & pedal edema accompanied by stigmata of chronic liver disease
suspect chronic alcohol abuse or chronic viral hepatitis --> cirrhosis
Which electrolyte abnormality can lead to loss of DTR?
hypocalcemia
How is restless leg syndrome treated?
dopaminergic agonists (pramipexole and ropinerole) or levodopa
congenital heart disease in child with new onset eadaches and focal neurological changes
increased risk of developing brain abscesses
If a high-risk patient presents with positive PPD but clear CXR, how to treat?
INH + pyridoxine for 9 mo
unlateral eye pain
redness
dilated pupil with poor light response
acute angle closure glaucoma
What are risk factors for secondary amyloidosis?
chronic inflammation --

chronic infection
psoriasis
IBD
autoimmune diseases e.g. RA

*look for additional hepatomeglay, which would not manifest in a nephropathy*
How to manage bradycardia (stable)?
In symptomatic (dizziness, light-headedness, syncope, fatigue, and worsened angina), IV atropine -- provides an immediate increase in the heart rate by decreasing vagal input.

Then, transcutaneous pacing. If does not resolve, permanent pacemaker.
Causes of bradycardia?
exaggerated vagal activity
sick sinus syndrome
hypoglycemia
certain medications (e.g. digitalis, b-blockers, CCB)
How to manage bradycardia (unstable)?
epinephrine
Signs and symptoms of Waldenstrom's Macroglobulinemia?
1. increased size of the spleen, liver, and some lymph nodes

2. tiredness, usually due to anemia (too few red blood cells)

3. tendency to bleed and bruise easily

4. night sweats

5. headaches and dizziness

6. visual problems

7. pain and numbess in the extremities due to a predominantly demyelinating sensorimotor neuropathy
congenital deafness
loss of consciousness without following confusion

young boy, family history
congenital prolonged QT
What is the most common cause of death in patients with acute MI?
reentrant ventricular arrhythmia (v.fib)
What is the most likely treatment to increase chance of neurological recovery in an ischemic stroke?
intravenous alteplase (tPA) within 3-4.5 hours of symptom onset

antiplatelet therapy with aspirin in those who are not candidates for thrombolytic therapy.
How can amyloidosis, in addition to restrictive pericarditis (increased wall thicknesss), lead to proteinuria and increased brusability?
deposition of amyloid fibrils in the kidney can cause proteinuria

binding of amyloid firbils to the liver can inhibit the synthesis of coagulation factors, resulting in increased brusability.
How to treat ventricular tachycardia?
Stable -- amiodarone or lidocaine

Unstable -- cardioconversion
HIV patients
slow onset of neurological symptoms

On CT, can be multiple, hypodense, non-enhancing lesions with no mass effect in cerebral white matter
Progressive multifocal leukoencephalopathy (JC virus)
What are the criteria for MGUS?
must be an absence of...

anemia
lytic bone lesions
hypercalcemia
renal insufficiency
repeated falls
syncope
transient loss of consciousness
fluctuating cognition
visual hallucinations/delusions
spontaneous motor features of Parkinsonism
Lewy body dementia
What is the treatment for acute hypercalcemia?
IV saline hydration

loop diuretic
How do metastatic malignancies lead to hypercalcemia?
tumors that are metastatic to bone cause local osteolysis by production of cytokines such as IL-1 and TNF. The most frequent tumors that produce hypercalcemia by this mech are lung and breast cancer.
Which drugs have been implicated in causing optic neuritis?
ethambutol

hydroxychloroquine
Which drugs have been implicated in causing digital vasospasm?
b-blockers

ergotamine
What are side effects of cyclophosphamide?
acute hemorrhagic cystitis

bladder carcinoma

sterility

myelosuppression
How does scleroderma present on diagnostic exams?
absence of peristalsis in lower 2/3 of esophagus

decrease in LES
toxoplasmosis congenital
hydrocephalus
chorioretinitits
microcephaly
hepatrosplenomegaly
cerevral calcifications
---
microphtalmia
microcephaly
hepatomegatly
diffuse lymphadenopathy
jaundice
diffuse petechiae
infant with paralysis of the left hand and ipsilateral Horner synrome (miosis and ptsosis)
result from in jury to the 7th and 8th cervical nerve and first thoracic nerve, which is Klumpke's paralysis.
How to manage suspected disc herniation?
early mobilization and NSAIDs/muscle relaxants.

if the pain persists after 4-6 weeks of conservative treatment or progressive neurological deficit evolves, use imaging.
recurrent miscarriages
positive VDRL
prolonged PTT
thrombocytopenia
during pregnancy

How to manage?
low dose aspirin + LMWH to avoid pregnancy loss
What is postop cholestatis?
hypotension, extensive blood loss into tissues, massive blood resplacement. jaundice.
Which are the four tumors that never metastasize to the brain?
1. non-melanomatous skin cancer

2. oropharyngeal cancer

3. esophageal carcnoma

4. prostate cancer
When to attempt an external cephalic version of a breech baby?
at 37th week
HIV
CD4 < 50

yellow-white patches of retinal opacification and hemorrhage
loss of vision
CMV retinitis
Why do steroids cause adrenal insufficiency after they are stopped?
glucocorticoids suppress CRH release from the hypothalamus, and it takes time for the ability to secrete to recover
recurrent oral ulcers
uveitis
recurrent culters in genital area
erythema nodosum

how to manage?
Behcet syndrome

corticosteroids offer relief from most symptoms but do not protect from prgression to dementia or blindness
How is lactose intolerance characterised?
positive hydrogen breath test

positive stool test for reducing substances

low stool pH and increased stool osmotic gap
What is prophylaxis against MAC?
azithromycin
27 year old man
recurrent nose bleed
red, blanching papules
increased Hct
hereditary telangectasis (osler-weber-rendu)

AVMs tend to occur in mucous membranes, skin, GI tract; liver, brain, and lung. AVMs in the lungs can shunt blood from the right to the left side of the heart, cauing chronic hypoxemia and reactive polycythemia
foul-smelling sputum and right lower love pneumonia
aspiration pneumonia
What is the cause of Zenker's?
upper esophageal sphincter dysfunction and esophageal dysmotility
What is the most common preventable cause of FGR in the US?
smoking
What are the criteria to hospitalize a patient with PID?
high fever
failure to respond to ABx
inability to take oral medications due to n/v
pregnancy
noncompliance
Inpatient management of PID?
cefoxitin/doxyxycline

cefotetan/doxycycline

clindamycin/gentamycin
Outpatient management of PID?
Cefoxitin + Probenecid + doxycycine

Ceftraixone/Doxycycline
DD of lytic bone lesion in a child
Infectious (brodie abscess from osteomyelitits)

endocrine (hyperparathyroid osteitis fibrosa cystica)

neoplastic (ewing sarcoma, langerhans cell histiocytosis, mets)

idiopathic (benign bone cyst, aneuysmal bone cyst)
What is chondricalcinosis?
calcification of articular cartilage
What is the antibiotic of choice in a human bite?
augmentin
HIV < 100
Ohio river valley

fever, weight loss, night sweats, n/v, cough with shortness of breath.
diffuse lymphadenopathy, hepatosplenomegaly

most sensitive dx test?
histoplasmosis antigen detection in urine or serum
How to treat histoplasma?
itraconazole
male child
eczema
immune deficiency
thrombocytopenia
bloody diarrhea

What syndrome is this and why is there low platelet count?
WAS

impaired platelet production
What does the D-xylose test measure in urine?
intestinal mucosal disease or bacterial overgrowth
elevated CO2 with normal A-a gradient
hypoventilation
normal CO2 with normal A-a gradient
low inspired oxygen
normal CO2 and elevated A-a gradient that does not correct with administration of 100% oxygen

Causes?
shunting

pulmonary edema, pneumonia, vascular shunt
normal CO2 and elevated A-a gradient that does correct with 100% oxygen
V/Q mismatch
How to calculate the P(alveolar) O2 from the P(arterial) O2?
149.73 - (P(arterial)CO2/.8)
treatment for hepatic encephalopathy
lactuolose, neomycin or rifaximin, laxatives
Treatments of choice b/w actinomyces and nocardia? How to differentiate?
Actinomyces -- penicllin G

Nocardia -- TMP-SMX

actinomyces more likely to cause cervicofacial disease and sinus and contains sulfur granules
development at 6 mo
babbling
sitting well unsupportive
ranking grasp
recognizes strangers
What is the first line treatment for pseudotumor cerebri?
acetozolamide
What is the first-line treatment for essential tremor?
propanolol

alternatives: primidone, topiramate
What are hematological complcations of EBV-induced infectious mono?
AIHA

thrombocytopenia

cross reactivity of EBV induced antibodies
Difference between acute and chronic mitral regurgitation
Acute -- MI may cause papillary muscle ischemia or rupture, leading to pulmonary edema and increased left atrial pressure

Chronic will also lead to increased left atrial size as it dilates to accomoate chronically increased left atrial pressure
What acid-base disturbance may be seen in a patient suffering from TB and hypotension?
normal anion gap, hyperkalemic, hyponatremia metabolic acidosis due to primary adrenal failure
How to manage ITP?
under 30,000 steroids

if recurrent, IVIG
Stepwise approach of the treatment of ascites?
1. sodium and water restriction
2. spironolactone
3. loop directic
4. frequent ab paracentesis as long as renal function is ok
Which vaginal infection maintains its pH range in 5-6 range and presents with pruritis and inflammation?
trichomonas
How does anabolic steroid use by a man lead to infertility?
suppressing production of
GnRH, LH, and FSH
What is a complication of an untreated toxic adenoma?
rapid bone loss due to increased osteoclastic bone resorption
fever
diarrhea
post nasal drip, boggy nasal mucosa
eat drainage, difficulty hearing
AOM
How does diabetes lead to incontinence?
autonomic neuropathy may lead to denervated bladder
Management of peritonsillar abscess?
inition -- aspiration and IV ABx

surgical intervention if purulent material cannot be removed
conditions where one may have an increased BUN/Cr
prerenal failure

GI bleeding (secondary to resorption of blood from the GI tract)

steroid administration
What is the most likely cause of progressive visual loss and straight lines appearing wavy?
macular degeneration
When are solid foods introduced into a child's diet?
4 mo
When are fruit juices introduced into a child's diet?
5-7 mo of age
Lens dislocation in Marfan's vs homocystinuria?
Marfan UPWARD

Homo DOWNWARD
What is the most common cause of thyroid nodules? Second most common?
Colloid nodules

Follicular adenoma
Pain, itching and red streaks that move from one area of the body, disappear, reappear on another

mild epigastric tenderness

tender, erythematous, cord-like veins palpable
migratory thromboplebitis

CT abdo warranted (pancreatic cancer(
How to manage SVT?
adenosine
carotid massage if not readily available
CCB, b-blocker, cardioconversion if unsuccessful
Which arrhythmia is most specific for digitalis toxicity?
atrial tachycardia with AV block
lower ab pain that radiates to the thighs and back and begins hours before menstruation
primary dysmenorrhea due to release of prostraglandins during breakdown of the endometrium
What is the most common cause of glomergulonephritis in adults?
IgA nephropathy, beginning several days after a URI
What is the most common complication of PUD?
hemorrhage
Do absence seizures present with a post-ictal state?
no
Macrosomia
Macroglossia
Visceromegaly
Omphalocele
Hypoglycemia
Hyperinsulinemia

Prominent eyes, prominent occiput, ear creases, hyperpleasia of pancreas

Increased risk for which neoplasms?
Beckwith-Widemann

Wilm's tumor
Hepatoblastoma
Gonadoblastoma
Coagulase-negative staph
staph epidermidis

saprophyiticus
thombocytopenia
hemolytic anemia
renal impairment

fragmented RBCs

treatment?
plasma exchange
normal CD 3+ lymphocytes
low number of CD19+ lymphocyes
recurrent bacterial infections b/w 6-18

management?
X-linked agammablobulinemia

IVIG
DD of normotensive patients with hypokalemia and metabolic alkalosis
1. diuretic use (>20 urine Cl)

2. surreptitious vomiting (< 10 low Cl)

3. Bartter/Gitelman syndrome (>40 very high urine Cl)
How to diagnose ZE?
1. fasting gastrin levels > 1000 diagnostic

2. secretin stimulation test should be done when the patient has non-diagnostic fasting serum gastrin (ZE will not be suppressed by secretin)
What are the most common infectious agents of cellulitis?
GAS

s.aureus
How to manage an arterial occlusion?
percutaneous thrombolysis

or

embolectomy
What is the most important factor for survival in a man who collaspses outside?
the leading cause of witnessed out of hospital cardiac arrests is a venticular arruthmia is either v.tach or v/fib; time to deffib is of critical importance
How does the Weber test work?
Conductive hearing loss -- lateralize to affected ear

Sensorineural hearing loss --
lateralize to unaffected ear
Conductive hearing loss causes
cerumen impaction
middle ear fluid/infection
decreased movement in the small bones of the ear
bony tumors in ear
otosclerosis (young women)
What is otosclerosis?
Abnormal remodeling of otic capsule thought to be possible autoimmune process
diarrhea, nausea, decreased appetite, increasing fatigue, occasional palpitations

which medication is responsive?
METOPROLOL
DIGOXIN
FURODEMIDE
WARFARIN
Digoxin
SE Digoxin
nausea
vomiting
decreased appetitie
confusion
weakness
scotomara
blurry vision with changes in color
What does a glucose level < 60 in pleural effusion suggest?
parapneumonic effusion
TB
RA
What is normal pleural fluid pH.

1. < 7.3 suggests?
2. > 7.3 suggest?
3. < 7.2 suggests?
1. < 7.3 suggests exsudative

2. > 7.3 suggests transudative

3. < 7.2 suggests parapneumonic effusions
lung infection in immunocompromised

dissenminated disease with bowel infiltration and malabsorption
MAC
Oligoclonal bands in CSF
MS
Albumino-cytoloic dissociation in CSF
Guillain Barre Syndrome
burning, numbness, aching of plantar surface of foot or toes
tarsal tunnel syndrome
gestational diabetes glucose values
Fasting > 95
One hour > 180
Two hour > 155
Three hour > 140
perdiodic difficulty breathing and wheezing

persistent nasal blockage in a man with angina/headache

management?
aspirin sensitivity -- pseudoallergic reaction (shunted activity to lekotrienes -- prostaglandin misblanace)

USE LEUKOTRIENE RECEPTOR ANTAGONISTS
How to treat frostbite?
rapid rewarming with warm water
Causes of premature atrial complexes? How to manage?
tobacco
alcohol
caffeine
stress

-- treat if symptomatic with b-blockers
How to manage a hydrocele in an infant?
will resolve spontaneously by the age of 12 mo and can be safely obseved

communicating hydroceles that persist beyond 12 mo are unlikely to reslove spontaneously and put the patient at increased risk indirect inguinal hernia -- surgery
acute onset kidney disease in a patient being treated for pyelonephritis
think of aminoglycosides (amikacin, gentamycin, vancomycin, erythromycin, azithromycin)
Cause of metabolic alkalosis with respiratory compesation in a pregnant woman
think of hyperemesis gravidarum
How is BUN and Cr affected in pregnancy
BUN and Cr decrease due to an increase in RPF
adolescent with nasal obstruction, visible nasal mass, frequent nosebleeds

Complications? Management?
angiofibroma

dangerous b/c composed of many blood vessels which may readily bleed. treatment is required if is continues to enlarge, obstructs airway, or causes chronic nosebleeds -- surgical treatment
15 year old boy six month history with unstable gait, speech difficulty getting worse over time.

scoliosis
feet deformity
dysarthria, dysmetria, nystagmus, absence of deep plantar reflexes
Friedreich ataxia -- AT

neurological manifestations from degeneration of sponal tracts
hypertrophic cardiomyopathy diabetes
skeletal deformaties
increased ICP
bitemporal hemianopsia
calcified lesion about sella
craniopharyngioma (remant of Rathke)
How is the murmur of HCM affected?
WORSENED BY maneuvers that decrease preload (Valsalva, standing)

gets louder
How is the murmur of AS affected?
MADE BETTER by decreased preload
(Valsalva, standing)
How is MVP affected?
MADE WORSE by decreasing preload (Valsalva, standing)
Pathophys and presentation of lacunar stroke?
small vessel hyalinosis, rarely embolic
often not appreciated on non-contrast CT

most common site -- posterior internal capsule, leading a pure motor stroke

others: ataxic hemiparesis, pure sensory, mixed senstory-motor
hypoxia
hypocapnia
respiratory alkalosis in someone with fluid in lungs
more likely to be CHF than COPD (measure BNP and PWCP)

COPD -- respiratory acidosis and hypoxia
Severe or dirty wound in unimmunized or last Td booster > 10 years ago
give Tetanus diptheria toxoi AND tetanus immuneglobulin
Prophylaxis for toxo?
TMP-SMX
Malaria prophylax
mefloquine
pain on eye movement
color perception change
decreased visual acuity
sluggish afferent pulpillary response
swollen disc
optic neurities (often MS)
sudden onset of vertigo, vomiting, and occipital headache in hypertensive patient
cerebellar hemorrage; look for 6th nerve paralysis, conjugate deviation, blepharospasm, coma
recurrent vertigo
tinnutus
hearing problems
NO HEADACHE
Menerie
acute onset of vertigo and nystagmus without any other neurological
NO HEADACHE or HTN
vestibular neuritis
What substances are elevated in megaloblastic anemia?
increased homocystine

if B12, increased methylmalonic acid
Autoantibodies against postsynaptic receptors

OR

antibodies to voltage gated Ca channels

In WHICH is there a loss of deep tendon reflexes?
Lambert Eaton
sore throat a few week ago in young, now..

non-pruritic pink of trunk
knee pain that resolves, then tender ankles and wrists
acute rheumatic dever

Joint pain, migratory
Carditis
Nodules (subcutaneous)
Erythema marginatus
Syndenham chorea

(fever, elevated APR, arthralgia, increased PR)

confirm with ASO
How long must JRA be present for it to be diagnosed?
6 weeks
Lesion in the cerebellum
nausea, vomiting, ataxia
Lesion in the posterior columns
ataxia
lesion in the upper thoracic cord
paraplegia, bladder and rectal inconteinence, absent sensation from nipple downwards
Lesion int he lower thoracic spinal cord
absent sensation from umbilicus downwards
Which lesions are worsened (louder) with increased afterload (handgrip)?
aortic regurg
mitral regurg
VSD
MVP
Which lesions are bettered (quieter) with increased afterload (handgrap)?
aortic stenosis
metrial stenosis
HCM
hyperglycemia
necrotizing dermatitis
weight loss
glucagonoma

surgical removal of tumor
which yeast can lead to skin involved (multiple, well-circumscribed, verrucous, crusted lesions), lytic bone lesions?
Blastomycosis (Great lakes, mississippi, Ohio river base -- wisconsin)
How to treat cocaine-induced cardiac ischemia?
benzo
ADA
nirtrates
generalized lymphadenopathy
rash that extends to palms and soles
fever, malaise, sore throat
spirochette infection
severe headache, diffuse myalgias

maculopapular eruption on wrists and ankles that spreads to trunk, extremities, plans, soles
rickettsial infection
Guidelines for the active immunization with the varicella vaccine
first 3-5 days, vaccine

postexposure with VZIG in high risk within 3 days
Possible treatment for a young woman with dyspareunia, dysmenorrhea, dyschezia?
OCPs
Contraindications of triptans?
unctonrolled HTN
CAD
Prinzmetal angina
pregnancy
ishemic stroke
migrane
What are the indications to operate in hyperparathyroidism? What should be performed before surgery?
1. Ca at least 1 g above upper limit
2. younge age < 50
3. BMD lower than T-2.5 at any site
4. reduced renal function (GFR < 60)

do a sestamibi scan
What is a long term complication of pernicious anemia?
gastric cancer
Drugs that cause agranulocytosis?
PTU
methimazole
clozapine
chlomamphenicol
Eldery woman with taking both ACE inhibitors and ASA. Why prerenal azotemia?
Dehydration
ACEi prevents action of abgiotensin
ASA inhibits prostaglanding

--> renal glomerular vasconstriction
weeks after MI --> CHF, ventricular arrhytmia, mitral regurf

persistent ST elevations

how is this different from the presentation of a papillary muscle rupture?
ventricular aneurysm

papillary --> 3-7 days after an infarct, does not typically cause persistent ST elevations
Which HIV medication can lead to crystal-induced nephropathy
protease inhbitor -- indinavir
exophytic purple skin masses in HIV patient that easily hemorrhage
bacillary angiomatosis

Bartonella
Why edema in extremities in CHF?
in HF, there is a decrease in effective circulating BV, leading to renal hypoperfusion Renal hypoperfusion activates renin-angiotensin-aldosterone system, causing increased concentration of both AII and aldosterone.

Angiotension II reduces renal blood flow by constricting effereft arteriold more than afferent arteriole

aldosterone enhances sodium reabsorption, leading to water retention and elevation of total body volme
sudden, unilateral visual impairment

disc swelling, venous and tortuosity, retinal hemorrhages, cotton wool spots
central retrinal vein occlusion
How to manage complicated diveritculitis?
Abscess, perforation, obstruction, or fistula

Fluid collection < 3 cm can be treated with IV Abx and obseration

> 3 cm should be drained; draingae and debridement if symptoms do not improve in 5 d
How to manage simple or complex endometrial hyperplasia without atypia in premenopausal women?
cyclic progestins
fever and tremors during blood transfusion, no hemodynamic abnormalities or renal dysfunction
febrile transfusion reaction (leukocyte reaction)
Rapid enlarging fluctuant lymph node
strep or staph

treat with dicloxacillin
best acute treatment for migran?
antiemetics (chlorpromazine, prochloperazine, metochlopromide)
isolated, symmetric lower-extremitiy symptomes, including loss of sensation, signs of UMN disease
think of spinal cord compression
motor and sesory deficits (contralateral) more pronounced in lower limb than upper limb

may see urinary incontinence, gait distubance
anterior cerebral artery stroke
What is the cause of absence of in utero development of internal reproductive organs in androgen insensitivity syndrome?
absence of MIF secretion will result in development of normal female internal organs
Which medications can cause hyperK?
non-selective b-blocker
cyclosproine
succinylcholine
trimethoprim
Hormone levels in Turner's syndrome?
ovarian dysgenesis, leading to low estrogen and loss of negative feedback --> high FSH, LH
first three weeks of life, crying at the same time of day suddenly.
infantile ******* ******** evil colic

resolves by 4 weeks
What to treat acute execerbation of MS?
IV steroids
Anti-emetics like ondansetron
serotonin antagonist
GI malformations in Down's?
Hisrchspring disease
esophageal atresia
pyloric stenosis
malrotation of the bowel
How to treat uric acid stones?
hydration

alkalinzation of urine with potassium bicardbonate or potassium citrate

low-purine diet with/without allopurinol,
lithium toxicity
tremor
hyperreflexia
ataxia
seizures
sepsis in a neonate
hypothermia
jaundice
lethagy
poor feeding
hypotonie
hyperactive DTR
learning disbailities
low APGAR
cerebral anoxia --> CP
Prostate cancer with acute onset of back pain.

Next step?
look at history -- look for neurological symptoms, fever

MRI

glucocorticoids (dexamethasone) to reduce sweeling and attempt to preserve neuro function
cytotoxic antibodies in kidney disease
Goodpasture
immune complex damage in kidney disease
SLE
visual loss transient

zones of whiened, edematous retina
retinal emboli from carotid
treatment of acute symptomatic hyponatremia?
hypertonic saline (3%)
hexagonal crystals in urine?
cystinuria

amino acid transport abnormality
hypertension
hypokalemia
polydipsia
polyuria
muscle cramps
primary hyperaldosteronism

aldosterone to renin level
Treatment of CMV
ganciclovir
electrolyte levels in tumor lysis syndrome
hyperkalemia
hyperphophoatemia
hypocalcemia
hyperuricemia
lactic acidosis
values in osteomalacia
low calcium
low phosphate
increased parathyroid
Why constipation in MM?
bone leysis leads to increased calcium
How does acyclovir cause renal damage?
poorly soluble in urine, easily precipitates in renal tubules, causing obstruction and renal failure
How to differentiate septic arthritis from transient synovitis?
WBC > 12000

T > 39

ESR > 40

refusal to bear weight
Mainstays of COPD exacerbation treatment?
inhale bronchodilators, especially antichol like ipratropium

b-agonists
Absolute indications for dialysis
1. fluid overload not responseive to medical management

2. hyperkalemia not responsive to medical management

3. uremic pericarditis

4. refractory metabolic acidosis
Which pneumonia follows up with the flu?
staph
flashes of light
floaters
retinal deatchemtn
severe right sided ab pain
fever
gross hematoria
renal vein thrombosis

(often a/w membranous)