USMLEasy 5

Question 0

Best antibiotic to eliminate group A strep carriage?

Answer 0

Clindamycin

Question 1

Best indicator of renal insufficiency?

Answer 1

GFR >creatinine

Question 2

Percentage of patients who use alternative medicine exclusively?

Percentage who will tell physicians if they use alternative medicine?

Answer 2

5%

30%

Question 3

Breast mass is BI-RADs 3 – next step?

Answer 3

Probably benign – repeat mammography in six months

Question 4

Patient with red, irritated eye with copious purulent discharge. Discharge reappears almost instantly after being wiped away – likely diagnosis? Why is this an ophthalmologic emergency? Initial therapy?

Answer 4

Gonococcal conjunctivitis; Corneal perforation

IV ceftriaxone with topical fluoroquinolone/tobramycin

Question 5

Anginal equivalent?

Answer 5

Patient has no chest pain, but other symptoms of cardiac ischemia (dyspnea)

Question 6

Asthma patient is failing short-acting beta agonist. Intolerant to inhaled corticosteroids. Next med?

Answer 6

Leukotriene receptor agonist >long-acting Beta agonist (LABA less effective if not paired with inhaled corticosteroids)

Do not use cromolyn

Question 7

Absolute contraindications to liver transplant?

Answer 7

# portal vein thrombosis
#Malignancy
#Hepatobiliary sepsis

Question 8

Relative contraindications to liver transportation?

Answer 8

#Alcoholism
#HIV
#Hepatitis B surface antigen positivity
#Lack of social support

Question 9

Causes of secondary amenorrhea?

Answer 9

#pregnancy
#PCOS
#Functional hypothalamic amenorrhea
#Hypothyroidism
#Hyperprolactinemia

Question 10

Treatment for external otitis media?

Answer 10

Topical antibiotics and steroids

Question 11

Relative contraindication for IUDs?

Answer 11

more than one current sexual partner or increased risk for getting STI

Question 12

Drug for Alzheimer’s that has a statistical significant benefit?

Answer 12

Memantine (not Anticholinergics)

Question 13

Type of diet that improves glycemic control?

Answer 13

High-fiber diet

Question 14

Beat test to rule out acute HIV?

Answer 14

Quantitative plasma HIV RNA

Question 15

Necessary test for routine preoperative clearance for knee replacement?

Answer 15

Creatinine (not hemoglobin, electrolytes, glucose, UA)

Question 16

Of lipid profile and CRP, which value is best for determining adverse effect?

Answer 16

HDL, then CRP

Question 17

When patients with this are treated with penicillin, can develop maculopapular skin rash?

Answer 17

Infectious mononucleosis

Question 18

Amount of insulin to give the patient with current diabetic drug regimen?

Answer 18

.1 mg/kg