USMLE Step 3 Review Latest Update -

USMLE Step 3 Review Latest Update - 525 Questions and 100% Verified Correct Answers Actual Exam Guaranteed A+

1-2 Small (<1 cm) tubular adenomas found on colonoscopy, when do you follow up? -

CORRECT ANSWER: 5 years

• 204 MTB3

• standard deviations is how much percentage of data (biostatistics)

And 3? - CORRECT ANSWER: 95%

99.7%

AAA management (based on size) - CORRECT ANSWER: < 5cm do annual U/S

>5cm elective repair

Absolute contraindications to combined OCPs - CORRECT ANSWER: 1) Migraine with

aura 2) More than 15 cigarettes daily and age >35 3) Stage II hypertension (>160/100) 4) History of stroke or ischemic heart disease 5) Breast cancer 6) Cirrhosis or liver cancer 7) Major surgery wit prolonged immobilization 8) <3 weeks post-partum 1 / 4

Acute chest syndrome (sickle cell) treatment - CORRECT ANSWER: Ceftriaxone +

azythromycin [to cover strep pneumo and mycoplasma] (with fluids and morphine as in any other sickle cell crisis)

Painmanagement is necessary to prevent hypoventilation due to pain

Look for a patient with sickle cell crisis developing chest pain a consolidation on x-ray who is or was hospitalized

Acute otitis externa summary - CORRECT ANSWER:

Acute pericarditis post-STEMI treatment - CORRECT ANSWER: use high dose aspirin

(other NSAIDs may increase risk of myocardial rupture)

Acute rheumatic fever prophylaxis and treatment - CORRECT ANSWER: Treat with

antibiotics and aspirin

High risk of recurrence give antibiotic prophylaxis

Acute stress disorder vs PTSD - CORRECT ANSWER: PTSD >1 month

Acute stress disorder is treated with BZ's for insomnia, and cognitive behavioral therapy

Adenocarcinoma found in a polyp removed by colonoscopy when do you follow up? -

CORRECT ANSWER: 2-3 months

• 204 MTB3

ADPKD best screening/follow up test - CORRECT ANSWER: *blood pressure

monitoring* 2 / 4

(remember you only screen for berry aneurysms of the patient has family members with subarachnoid hemorrhage and ADPKD)

After you confirm the diagnosis with excisional biopsy (lymphoma) best next step? - CORRECT ANSWER: Determine stage with: CXR CT scan of chest, abd., pelvis, and head Bone marrow biopsy

AIDS patient with pancreatitis - CORRECT ANSWER: didanosine or pentamidine

Alcoholic with weakness after being treated with fluids, thiamine and glucose -

CORRECT ANSWER: hypophosphatemia (alcoholics are phosphate depleted even if

levels are normal

Refeeding decreases phosphate. Can lea to rhabdomyolysis causing weakness

Allergen most frequently associated with asthma - CORRECT ANSWER: house dust

mites

alpha in a study is? - CORRECT ANSWER: level of statistical significance

Amaurosis fugax (sudden and transient monoocular blindness) next step - CORRECT ANSWER: carotid doppler (this finding usually seen in carotid artery atherosclerosis)

AMS and metabolic acidosis in a patient on a nitrprusside drip - CORRECT ANSWER: think cyanide toxicity, treat with hydroxycobalamin (with concomitant CO poisoning) or sodium thiosulfate if no CO poisoning

• / 4

Antibiotic associated with hypertrophic pyloric stenosis - CORRECT ANSWER:

erythromycin

Antibiotics for pseudomonas - CORRECT ANSWER: Aminoglycoside (amikacin,

tobramycin) +Zosyn, cefepime, ceftazidime

Erythema gangrenosum (necrotic ulcer that develops in patients with pseudomonas look for gram negative rods in the ulcer, develops *quickly*)

Antibiotics of choice in IBD - CORRECT ANSWER: Ciprofloxacin + Metrodinazole (they have some kind of immune modulatory effect)

Anticoagulant therapy in NSTEMI - CORRECT ANSWER: 1. Two antiplatelets (plavix + aspirin)

2. LMWH

• Epitifibatide (GBIIb/IIIA inhibitor)

Anticoagulation with warfarin in pregnancy - CORRECT ANSWER: Switch for warfarin to LMWH in thr first trimester

Second and third switch back to warfarin, before delivery discontinue and used unfractionated heparin (rapidly reversible)

This is in patients with high risk for thrombus such as mechanical valve

Antimitochondrial antibodies? - CORRECT ANSWER: Primary biliary cirrhosis

Antismooth muscle antibody? - CORRECT ANSWER: Primary sclerosing cholangitis

• / 4