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103 Cards in this Set

  • Front
  • Back
CAP TOC
levofloxacin
gatifloxacin
- not ciprofloxacin (poor streptococcal coverage)
lumbar spinal stenosis physical findings (4) BPPV
bilateral leg pain while walking
pain relief on sitting
posture-dependent
vertebral disc degeneration
tx for uncomplicated sinusitis in children < 10
Amoxicillin
putamen hemorrhage (CEHHHS)
- % of hypertensive hemorrhages ?
- sx ?
35%
coma
eyes deviated away side of lesion
hemiparesis
hemi-sensory loss
hh
stupor
cerebellar hemorrhage (AFGOV)
- % of hypertensive hemorrhages ?
- sx ?
16%
ataxia
facial weakness
gaze palsy
occipital headache
vomiting
- no hemiparesis
- if no decompression brainstem compression may cause stupor & coma
pontine hemorrhage
- % of hypertensive hemorrhages ?
5-12 %
decerebrate rigidity
deep coma & paraplegia w/in minutes
no horizontal eye movements
pupils pinpoint & reactive
no focal neurologic signs
sudden, dramatic headache
usu caused by aneurysm & vascular malformations
subarachnoid hemorrhage
definition of hypoxemia
PaO2 < 80
the 4 categories of hypoxemia
hypoventilation
low inspired O2
shunting
V/Q mismatch
nl A-a gradient in a young person
< 15
elevated PaCO2
normal A-a gradient
hypoventilation
hypoxemia with:
normal PaCO2
normal A-a gradient
low inspired O2
normal PaCO2
elevated A-a gradient
does not correct with 100% inspired O2
shunting
normal PaCO2
elevated A-a gradient
does correct with 100% inspired O2
V/Q mismatch
A-a gradient eqn ?
PAO2 - PaO2
(Alveolar - arteriolar or ABG)
PAO2 (Alveolar eqn) ?
PAO2 = FiO2(760-47) - PaCO2/.8
- never figured out the 47
elevated A-a regardless of age ?
- causes ?
> 30
shunting
V/Q mismatch
causes of V/Q mismatch (2)
PEmbolism
bronchial asthma exacerbation
causes of shunting (3)
pulmonary edema
pneumonia (expect fever)
vascular shunt
Adult Treatment Panel 3 (ATP 3) guidelines for hypercholesterolemia depend only on:
LDL cholesterol
CAD or CAD risk equivalent LDL mgt.
goal < 100 mg/dl
> 100 lifestyle mods
> 130 drug therapy starts
2+ CAD risk factors
goal < 130 mg/dl
> 130 mg/dl lifestyle mods
> 160 mg/dl drug therapy starts
0-1 risk factors LDL objectives:
goal < 160 mg/dl
> 160 mg/dl lifestyle mods
> 190 mg/dl drugs
risk factors for CAD
men > 45
women > 55
htn
cigarette smoking
HDL < 40
family hx premature CAD (male<55 female<65)
HDL >60 negates one risk factor
CAD risk equivalents (ds that impart an equal risk for MI as having had a previous MI) "PADS-10"
PAD
AAA
DM
Symptomatic carotid artery ds
10-yr risk of CAD of > 20%
Cholesterol measurement screening tool of the USPSTF.
total cholesterol
measurement of 3 or more means
measurement of 2 means
categorical data and proportions
ANOVA
two-sample t test
chi-square test
Dilation of pulm artery proximal to PE clot and collapse of vessels distal to the clot on CXR.
Westermark's sign
- pulmonary embolism
Pulmonary infiltrates corresponding to areas of pulmonary infarction on CXR in cases of PE.
Hampton's hump.
MC finding on CXR in PE ?
Normal CXR
PE signs: (AEFHPTTW)
atelectasis
elevated D-dimer
fvr, cough, hemoptysis
Hampton's hump
pleural effusion
tachypnea
tachycardia
Westermark's sign
PE pulmonary embolism
blunting of costophrenic angles
easily seen on lateral CXR
pleural effusion
chronic inflammatory joint ds causes ACD. But chronic ________ joint ds does not.
So a pale elderly person with degenerative joint ds has iron deficiency, no ACD.
degenerative
MC anemia in the elderly ?
IDA
duodenal atresia
vomiting in 1st 24-48hr (2 days)
Down syndrome
"double bubble" - dilated stomach & duodenum
non-bilous projectile vomiting p feeding
palpable olive-shaped abd mass
hypochloremic met alk
confirm with US
pyloric stenosis
recurrent bilious vomiting
abdomen distended
dilated bowel with air-fluid levels
malrotation or atresia
MC cause of communicating hydrocephalus.
SAH
- can be caused by intraventricular hemorrhage in a preme.
cystic expansion of 4th ventricle
Dandy-Walker anomaly
- non-communicating hydrocephalus
protrusion of structures of posterior fossa through the foramen magnum
Chiari malformation
- non-communicating hydrocephalus
AVN diff. (ACGSS)
alcoholism
corticosteroid therapy
Gaucher's ds
sickle cell ds
SLE
arteries supplying femoral head which lie in the ligamentum teres.
ascending arteries
foveal artery (becomes obliterated later in life & explains why kids rarely have AVN of the femoral head)
AD - positive family hx
spherocytes with loss of central pallor
extra-vascular hemolysis = nl haptoglobin
hereditary spherocytosis
extra-vascular hemolysis
coomb's postitive
nl platelets & RBC counts
autoimmune hemolytic anemia
PNH (AIIPPR)
acquired disorder of hematopoietic cells
intravascular hemolytic anemia ("characterized by")
incr reticulocytes & LDH, decr haptoglobin
pancytopenia
portal vein thrombosis or Budd Chiari syndrome
recurrent thrombosis in unusual sites
PNH confirmation test.
expression of GPI-anchored proteins CD55 & CD59 using moabs and flow cytometry
best means to ID retroperitoneal hemm in hemodynamically unstable person with negative US and diagnostic peritoneal lavage.
pelvic angiography
Pt with chronic Hep C (or any chronic liver ds). Tx ?
Hep A & Hep B vaccination.
RTI used to tx HIV & chronic Hep B
Lamivudine (3TC)
chest cavity
partially acid-fast, G+, branching rod
hx of corticosteroids
dx ?
tx ?
Nocardia
TMP-SMX
monobactam
G- bacteria including Psuedomonas
aztreonam
Unlike Nocardia, Actinomyces is:
anaerobic
cervicofacial ds & sinus tracts
demonstrates sulfur granules
bilirubin in the urine results from:
mech ?
conjugated (direct, bound to glucuronide) hyperbilirubinemia
95% of circulating bili is unconjugated
- highly soluble in water
- bound to albumin
- this complex can't get through the glomerulous
this is great !!!!!!
95% of circulating bilirubin: (tell story)
1. unconjugated to glucuronide
2. bound to albumin
3. it can't get through glomerulus so it does not appear in the urine !!!!
presence of bilirubin in urine is indicative of:
conjugated bilirubin
benign condition caused by defective hepatic storage of conjugated bilirubin
Rotor's syndrome
ISH (nl to low diastolic bp) - mech:
tx:
aterial wall rigidity
HCTZ
ring-shaped scaly patches with central clearing on trunk
itching
Tinea corporis
Non-cardiogenic pulmonary edema is:
(PCWP would be low)
ARDS
ARDs dx:("ABIPP")
acute dyspnea
bilateral infiltrates on CXR
inciting condition (bleed, trauma, toxic injury)
PCWP < 18
PaO2 / FiO2 < 200
(ABIPP)
fetal hyperinsulinism antagonizes cortisol leading to delay in lung maturation
Cause of RDS in infant of mother with DM
- However, prematurity is MC cx for RDS
Most sensitive indicator of dehydration in the elderly ?
BUN / Cr
cause of decubitus ulcer due to pressure on a bony prominence for > 2 hr.
ischemia
hyperactive DTRs associated with:
- expect this in early post-op
hypocalcemia
prevent gout in chemo induction with:
allopurinol
(allopurinol, probenicid, colchicine used to prevent gout)
(NSAIDs (indomethacin), steroids used during acute attacks)
functional disorder of bile formation in 2nd & 3rd trimester
pruritis
increased bilirubin
intrahepatic cholestasis of pregnancy
cocaine intoxication - use:
alpha-blockers
(phentolamine)
juvenile with epistaxis, local mass, bony erosion
angiofibroma until proven otherwise
massive increases in AST & ALT
milder increases in bili & alk phos
ischemic hepatic injury
thalassemia trait
microcytic anemia
mildly elevated reticulocytes
RDW, MCHC, TIBC are nl
does not respond to Fe therapy
1 way to rule out Cardiac Tamponade
Normal BP.
Usually CT exhibits hypotension.
Diff for Kussmaul's sign (CMRRR)
- Think Jane Seymour with Kussmal's
constrictive peridcarditis
massive PE
restrictive cardiomyopathy (think Hemochromatosis)
RV infarction
rarely pericardial tamponade
lasts no more than 4 weeks
acute stress disorder
C. difficile vs. bowel ischemia
C. diff requires 4-5 days.
Ischemic bowel occurs day after surgery.
lacunar stroke mech ?
MC site ?
Sx ?
small vessel hyalinosis
posterior internal capsule (corticospinal & corticobulbar fibers)
pure motor stroke
schizophrenia + mood symptoms
- must be at least 2 wks when psychotic sx are present w/o mood sx
mood = major depression, bipolar or mixed
schizoaffective disorder
4th leading cause of cancer death in the US
pancreatic cancer
migratory thrombophlebitis
(Trousseaus's syndrome)
Diff ? (PLPSAC)
24% pancreatic CA
20% lung CA
13% prostate CA
12% stomach CA
9% acute leukemia
5% colon CA
All adults should get this booster every 10 years.
Td (Tetanus & Diphtheria)
MC primary malignancy of bone.
Osteosarcoma
Normal ESR
Elevated Alk Phos
Rare systemic manifestations
Osteosarcoma
Definition of RR ?
Null value of RR ?
RR > 1 ?
RR < 1 ?
mortality (or incidence) in exposed /
mortality (or incidence) in unexposed
1.0 = no association between risk & ds, CI must not contain Null value.
Exposure associated with ds.
Exposure decreases disease.
How do ACE inhibitors decrease the damage in diabetic nephropathy ?
they reduce intraglomerular htn and decrease glomerular damage
order of glomerular damage in DM:
hyperfiltration causing intraglomerular htn
thickening of the BM (1st change that can be quantified)
mesangial expansion
ECG changes in Ao dissection result from:
damage to right coronary ostia
http://www.cvphysiology.com/Blood%20Flow/BF001.htm
should be given in females aged 9-26
- 29 is too old !
HPV vaccine
elevated in 21 & 11-hydroxylase def.
decreased in 17-hydroxylase def.
17-OH progesterone
MC cx of hypercalcemia in ambulatory pts.
primary hyperparathyroidism
Ca levels in 2ndary hyperparathyroidism ?
Nl to low.
Nl PTH ?
Nl Phosphorus ?
8-24 pg / ml
3.0-4.5 mg / dl
increased Ca2+ abs in GI tract by
conversion of 25-hydroxyvitamin D to
1,25 dihydroxyvitamin D (calcitrol)
sarcoidosis
Due to ADH deficiency or resistance.
DI
Tx for nephrogenic DI ? "HINDI"
Tx for Li-induced nephrogenic DI ? "LIAM"
Tx for central DI ?
Tx for SIADH ?
Indomethacin, HCTZ
amiloride
DDAVP (intranasal desmopressin acetate)
Demeclocycline (worsens effect of AVP or ADH on the DCT)
Chronic fatigue syndrome requires how long ?
6 months
20-50 yrs expect
> 50 years expect
fibromyalgia
polymyalgia rheumatica (incr ESR)
narrow QRS with tachycardia, think:
supraventricular tachycardia
follicular occlusion tetrad
suppurative hidradenitis (axilla, groin)
pilonidal ds (coccyx)
dissecting folliculitis of the scalp
acne conglobata
Name the 4 tumors that don't metastasize to the brain.
Think PrEON.
prostate cancer
esophageal cancer
oropharyngeal cancer
non-melanomatous skin cancer
Idiopathic Osteonecrosis of the Femoral Head. Children 4-10 yo.
Legg-Calve-Perthes disease
long-term neuro sequelae of bacterial meningitis: (HLMSS)
hearing loss
loss of cognitive fns (neuronal loss in the dentate gyrus of the hippocampus)
mental retardation
seizures
spasticity or paresis
http://www.med.umich.edu/lrc/coursepages/M1/anatomy/html/atlas/n1a7p4.html
MC cause of atypical pneumonia.
Expect erythema multiforme.
Mycoplasma pneumonia.
Name the atypical pneumonias.
Chlamydia
Coxiella
Legionella
Mycoplasma (expect erythema multiforme)
Influenza
The 4 categories of asthma.
intermittent
mild persistent
moderate persistent
severe persistent