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136 Cards in this Set
- Front
- Back
How do you diagnose hypertension?
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three separate measurements on three separate occasions >140/90mmHg
Except in pregnancy |
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What is the first line of drugs for Stage 1 hypertension?
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Thiazides
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What is the pharmaceutical treatment for Stage 2 hypertension?
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thiazides + 1 other agent
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What is the BP of Stage 1 HTN?
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140-159/90-99
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What is the BP of Stage 2 HTN?
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160+/100+
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What is the first line of treatment once a diagnosis of HTN is made?
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3-4 months of lifestyle modifications
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What is the difference between nitroprusside and nitroglycerin?
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Nitroprusside: dilates arteries AND veins
Nitroglycerin: venodilator only |
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What is the MCC of death among untreated HTN patients?
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coronary disease
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What percentage of cases of HTN are essential, primary or idiopathic?
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95%
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What are some of the clues in a question stem to secondary HTN?
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age of onset < 30 yrs or > 50 yrs
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What is the MCC of secondary HTN in women?
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Birth control pills
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What is the MCC of secondary HTN in a young man?
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Excessive alcohol intake or exotic conditions
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What are the 6 MCC of secondary HTN after alcohol and OCPs?
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1. Pheochromocytoma
2. PKD 3. Cushing Syndrome 4. Renovascular HTN 5. Conn's Syndrome 6. Coarctation of the aorta |
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For the following cause of secondary HTN, list the hints/tests to order:
pheobdominal |
Test: urinary catecholamines (vanillymandelic acid, metanephrine)
hints: signs of "panic attacks" |
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For the following cause of secondary HTN, list the hints/tests to order:
PKD |
Test: Abdominal U/S; elevated creatine, elevated BUN
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For the following cause of secondary HTN, list the hints/tests to order:
Cushing's Syndrome |
Dexamethasone suppression test or 24-hour urine cortisol
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For the following cause of secondary HTN, list the hints/tests to order:
Renovascular HTN |
MR or CT andiogram, U/S or ACE-I nuclear renal scan
If bruit on exam treat with angioplasty and stenting. |
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Conn's Syndrome
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High aldosterone, low renin
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Coarct of the aorta:
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upper extremity HTN only
associated with Turner's Syndrome rib notching on CXR |
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What must the plasma fasting glucose be to diagnose DM?
Random glucose? |
Plasma fasting: 126
Random: 200 |
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What are the goals of treatment for DM postprandial and fasting?
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Postprandial <180-200
Fasting < 130 |
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What are the C peptide levels in a pt with excessive exogenous insulin intake? Insulinoma?
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Exogenous insulin: low C pepide
Insulinoma: high C peptide |
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What three signs must be present to diagnose DKA?
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hyperglycemia, hyperketonemia, metabolic acidosis
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What is the treatment for DKA?
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fluids, IV regular insulin, potassium and phos replacement. DO NOT give bicarn unless pH < 7
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What is the MCC of DKA?
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Infection
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Which type of DM typically gets DKA?
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Type 1
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What is required to diagnose nonketotic hyperglycemic hyperosmolar state?
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hyperglycemia, hyperosmolarity with ketonemia
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What is the treatment for nonketotic hyperglycemia hyperosmolar state?
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Fluids, IV regular insulin, electrolyte replacement
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What are the long term complications of diabetes?
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Atherosclerosis
Retinopathy Nephropathy Infections Neuropathy (gastroparesis, charcot's joints, impotence, cranial nerve palsies, silent MI) Foot ulcers, infections, gangrene |
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What is the only cure for Type 2 diabetes?
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diet changes, exercise and weight loss
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What is the Somogyi effect in regards to diabetes?
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If too much NPH or long-acting insulin is given at night, the 3 am glucose will be low --> body releases stress hormones causing the 7 am glucose to be high
treatment is to DECREASE insulin night before |
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What is the dawn phenomenon, in regards to diabetes?
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hyperglycemia caused by normal early AM growth hormone secretion. 7AM glucose is high without 4 AM hypoglycemia
treatment is to INCREASE insulin |
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What lab value is used to follow diabetes management compliance?
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hemoglobin A1c
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What is the HbA1c level ideal for compliance?
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< 7%
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How often should a fasting lipid profile be ordered?
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Every five years starting at 20 yo
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How can one compute the LDL from the lipid profile?
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LDL=total cholesterol - HDL - (tgs/5)
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What is the goal for total cholesterol?
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< 200
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What is the goal for triglycerides?
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< 150
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What disease is the most important cause of permanent disability and accounts for more hospital days than any other illness?
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atherosclerosis
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What are the 5 main risk factors for coronary heart disease?
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Age (men = 45 yo, women = 55)
Family hx of premature CHD Current cigarette smoking (>10 cigarettes/day) HTN Low HDL |
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What are the symptoms and pathophys of Wernicke's syndrome?
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opthalmoplegia, nystagmus, ataxia, confusion
acute and reversibe, can be fatal thiamine deficiency damage to mamillary bodies and thalamic nuclei |
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What are the symptoms and pathophy of Korsakoff's Syndrome?
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anterograde amnesia and confabulation
chronic and irreversible thiamine deficiency damage to mamillary bodies and thalamic nuclei |
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What are the symptoms of acute alcohol withdrawal? When do the symptoms begins?
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tremors, sweating, hyperreflexia, seizures
12-48 hours after last drink |
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What are the symptoms of acute delirium tremens? When do the symptoms begins?
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confusion, poor sleep, autonomic lability (sweating, increased pulse and temp)
2-4 days after last drink |
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What are the stigmata of chronic liver disease in alcoholics?
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varices, hemorrhoids, caput medusae, jaundice, ascites, spider angiomas, gynecomastia, asterixis, prolonged PT, hypoalbuminemia, anemia
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What is the MCC of preventable mental retardation?
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fetal alcohol syndrome
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What are the MCCs of respiratory acidosis?
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COPD, asthma, drugs that decrease resp drive, sleep apnea, OHS
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What are the MCCs of respiratory alkalosis?
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anxiety or hyperventilation, aspirin or salicylate OD
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What are the MCCs of Metabolic acidosis?
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ethanol, DKA, uremia, lactic acidosis (sepsis/shock), methanol/ethylene glycol poisoning, aspirin or salicylate, diarrhea, carbonic anhydrase inhibitors
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What are the MCCs of metabolic alkalosis?
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diuretics (except carbonic anhydrase inhibitors), vomiting, volume contraction, antacid abuse, hyperaldosteronism
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What are the two primary acid/base disturbances you see with aspirin or salicylate OD?
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respiratory alkalosis and metabolic acidosis
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Unless already immune, all patients with chronic liver disease should be immunized against which virus(es)?
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HAV/HBV
immunity is reflected by antibodies to hepatitis surface antigens |
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Where do metastatic brain tumors usually develop?
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grey-white junction
can be solitary of multiple |
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What cancer lends itself to metastatic brain tumors?
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non-small cell lung CA
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What is the preferred treatment for a solitary brain met?
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resection followed by radiation
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For a woman diagnosed with ASCUS/CIN-1, what is the next step in management
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Repeat pap in 12 months
57% of CIN-1 cases regress to normal |
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What is the MC nerve injury in a midshaft humerus fx? What is the sign/symptom?
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Radial n.
wrist drop |
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What is the initial procedure in pts < 50yo who present with BRBPR without risks of colon CA?
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anoscopy/proctoscopy
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Is joint disease with SLE deforming or non-deforming?
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non-deforming (compared to RA)
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What is the pathophys of leukoplakia?
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chronic irritation of the oral mucosa 2/2 smoking, EtOH, ill-fitting dentures
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Leukoplakia carries a risk of which CA?
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squamous cell CA
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What is the pathophys of HIT?
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antibodies to heparin and platelet factor IV --> Ab attaches to Fc region on platelets causing activation -->paradoxical thrombosis
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Decreasing platelet counts > 50% 5-10 days after starting heparin is suggestive of what condition?
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HIT
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What is the treatment for HIT?
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d/c heparin
administer thrombin-inhibitors (argatroban and lepirudin) |
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Prolonged QRS complexes on ECG in an older patient with syncope is suggestive of what pathophys?
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bradyarrhythmia
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Prolonged QT on ECG is suggestive of which arrhythmia?
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Tachyarrhythmia
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Which common calcium channel blocker decreases the renal clearance of digoxin?
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verapamil
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What are the three diseases associated with MEN-II?
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Medullary CA of the thyroid (check calcitonin levels)
hyperparathyroidism pheochromocytoma |
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what is the pathophys of pharyngeoesophogeal (Zenker's) diverticulum?
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esophogeal dysmotility and incoordination between the UES and pharyngeal contraction
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What is the surgical treatment for Zenker's diverticuluum?
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excision and cricopharyngeal myotomy
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Asymetric breath sounds immediately after intubation is suggestive of what complication?
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R mainstem bronchus intubation
w/d tube |
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Which neuromuscular blocking agent is safe in patients with renal and liver failure?
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Atracurium--metabolized in the plasma and hydrolyzed by serum esterases
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What is the main cause of orthostatic hypotension in the elderly?
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progressively decreasing baroreceptor sensitivity
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MCC of mitral regurg?
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Mitral prolapse
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What does the presence of hyponatremia tell you about a person's CHF?
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That it is severe
May also see hypo/hyper K from fluctuations in the renin-angiotensin-also system |
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In a patient with high risk/suspicion for a DVT, what is your first step in management?
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compression U/S
Low risk: D-dimer |
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What are the signs/symptoms of X-linked agammaglobulimenia (Bruton's)?
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1. recurrent respiratory tract infxns including AOM, PNA, sinusitis in male children
2. nl CD3-positive (Tcells) and low CD19-positive (B cells) |
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What is the treatment for X-linked agammaglobulinemia?
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IVIG
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Infections in which neck space (e.g., submandibular, sublingual) have the highest risk of mediastinal involvement?
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Retropharyngeal
retropharyngeal abscesses can lead to acute necrotizing mediastinitis |
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What is lead time bias?
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incorrect assumption or conclusion of prolonged apparent survival and better prognosis due to a new screening test
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Suspect which disease in a patient with unexplained anemia and thrombocytopenia with renal failure and neuro symptoms?
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thrombotic thromobocytopenic purpura-hemolytic uremic syndrome (TTP-HUS)
Treat with plasmaphoresis |
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Patients with hyperlipidemia should be tested for which endocrine abnormality?
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hypothyroidism
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What is the strongest risk factor for aortic dissection?
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systemic HTN
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Treatment for tinea corporis(ringworm)?
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antifungal (e.g., terbinafine)
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In a hemodynamically stable patient, what is the best study to eval solid organ damage?
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CT
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A positive Trendelenburg sign is indicative of ____?
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Gluteal muscle weakness
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What type of polyp is more likely to progress to malignant cancer?
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Sessile, villous polyps (followed by tubulovillous and tubular)
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What is the normal amniotic fluid index?
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between 5 and 25
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What is the typical presentation of Sturge Weber syndrome?
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wine-colored nevus on face, seizures and exopthalamous; cerebral lesions are histologically similar to the facial lesion
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What is the pathophysiology of Sheehan's syndrome?
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ischemic necrosis of the pituitary gland
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Causes of osteonecrosis of the femoral head?
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corticosteroid use
EtOH trauma antiphospholipid syndrome |
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Side effects of amiodarone?
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**Pulmonary fibrosis
hyper/hypothyroid hepatotoxicity corneal deposits skin discoloration |
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What heart drugs can WORSEN peripheral artery disease?
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B-blockers can vasoconstrict peripheral arteries
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Treatment for Enterobius vermicularis?
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albendazole or mebendazole
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Indications for surgery in pts with aortic stenosis?
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SAD
1. syncope 2. angina 3. dyspnea (from CHF) |
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What is the treatment for uterine atony after supportive measures have been exhausted?
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Oxytocin to stimulate contractions
Atony is the MCC of postpartum hemorrhage |
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MC testicular sex cord stromal tumors
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Leydig cell tumors
-all age groups -increased testosterone and estrogen ->decrease LH/FSH |
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What is the pathophys of polycythemia vera? What does the pt p/w?
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markedly increased RBC mass and total blood volume, hypercellular bone marrow, increased leukocyte alk phos, decreased EPO
p/w: old plethoric male with pruritis after bathing |
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What is the postexposure prophylaxis for HBV?
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Hep B immune globulin and 3 shots of Hep B at set intervals
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What can you do to screen pts at high risk for ovarian cancer
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Annual CA125 and trans vaginal u/s; there are no sensitive or specific screening tests
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MCC of death in dialysis and renal transplant pts?
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cardiovascular dz
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Presentation of VZV/HSV retinitis?
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PAIN, keratitis, uveitis, peripheral pale lesions, central retinal necrosis
Common in HIV pts |
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Presentation of CMV retinitis?
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PAINLESS, no keratitis or conjunctivitis
Common in HIV pts |
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Drugs that impair the absorption of folic acid?
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Phenytoin
Methotrexate Trimethoprim |
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1st line agents for HTN in pregnancy?
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labetalol and/or methyldopa
d/c ACE-I and ARBs |
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Cause of hypotension after an epidural?
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sympathetic fiber block --> vasodilation of lower extremities-->venous pooling
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Indications for surgical treatment for hyperparathyroidism?
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Age <50
worsening renal fnxn Osteoporosis Serum Ca> 1mg/dL over upper limit of nl |
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Tx for uncomplicated pyelo?
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TMP/SMX orals (it's cheaper)
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Tx for legionella pneumonia?
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high dose erythromycin and azithromycin
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What is pulseless electrical activity? Treatment?
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presence of a discernible rhythm on cardiac monitoring in a pt who is clinically in cardiac arrest with no palpable pulses
Tx: immediate CPR including chest compressions |
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Tx for anaerobic pneumonia (foul smelling sputum)
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Clinda
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Drugs that shift potassium intracellularly?
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Insulin and glucose
Sodium bicarb B2 agonists - Albuterol |
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Pancoast syndrome?
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neoplasm in the pulmonary apex (superior sulcus) compressed the inferior portion of the brachial plexus -->shoulder pain and ulnar distribution
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Presentation of molluscum contagiosum?
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dome-shaped lesions with central umbilication
caused by poxvirus seen in AIDS |
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What is the pathophys of pancytopenia in pts with SLE?
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autoantibodies to RBCs (Type II hypersensitivity)
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Treatment for Reiter syndrome/Reactive arthritis?
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NSAIDS
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Tx of HTN in pts with peripheral vascular dz?
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CaChannel blockers - Amlodipine (have peripheral vasodilating properties)
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Presentation and treatment for Actinomycosis?
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Gram pos branching
p/w infxn in cervicofacial, thoracic and abdominal region fluid contains sulfur granules Tx: PCN for 6-12 weeks |
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What is the pathophys of A-fib in patients with mitral stenosis?
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Left atrial dilatation
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Signs/sx of nephritic syndrome?
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Dependent edema
HTN Hematuria (dysmorphic RBCs or RBC casts) Rash, low grade fevers |
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First step in a pt with MI who develops a cold leg?
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ECHO to r/o thrombus in the L ventricle
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Any HIV pt with bloody diarrhea and nl stool exam should be screened for what infection?
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CMV colitis with colonoscopy
cytomegalic cells with inclusion bodies |
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Inheritance, pathophys and presentation of Heriditary Telangectasias (Osler-Weber-Rendu)
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AD inheritance
Diffuse telangectasias and recurrent epistaxis Pathophy: widespread AV malformations (if in lung -> shunt -> chronic hypoxemia -> reactive polycythemia) |
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Signs and symptoms of CML?
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Age > 50 with fever, malaise, fatigue, anorexia
Bone marrow shows hypercellularity with prominent granulocytic hyperplasia LOW leukocyte Alk Phos is CLASSIC |
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What is the MCC of UTI in patients with alkaline urine?
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Proteus
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What d/o should always be considered in a pt with unexplained elevation of serum CK?
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hypothyroidism
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TX for ingestion of liquid alkalai?
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1. maintain airway
2. Upper GI endoscopy w/i 24 hrs to assess injury and dictate tx |
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Presentation and treatment for aspirin sensitivity syndrome?
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persistent nasal blockage
episodes of bronchoconstriction Tx: leukotriene inhibitors, topical cotricosteroids and aspirin desensitization therapy |
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Signs and sx of Dubin-Johnson syndrome?
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conjugated hyperbilirubinemia with otherwise nl LFTs
increased levels of urinary coproporphyrin benign, no tx |
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What therapy has been proven to prolong survival and improve quality of life in COPD pts
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oxygen
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Tx for sickle cell pts with frequent, acute, painful episodes?
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Hydroxyurea (increases Hb F levels -> erythropoesis)
All SC pts get folic acid |
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Varicoceles that fail to empty when pt is recumbant. Dx?
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Renal cell CA, get Abdominal CT
|
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What does the V/Q scan for PE show?
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Large perfusion defect without ventilation defect
|
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Mechanism of Wilson's Dz?
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Hepatolenticular degeneration
|
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TX for acute exacerbations of MS?
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Steroids
|
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Signs and tx for HSV keratitis?
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corneal vesicles and dendritic ulcers
Tx: antiviral therapy |