Practice questions › USMLE - Step II › Waraq Clinical Review: Infectious Diseases
Infectious Diseases: Clinical Vignettes MCQs
Waraq Clinical Review: Infectious Diseases · USMLE - Step II · 12 practice questions
- Infectious Diseases
1. Cellulitis is usually treated with:
- ACiprofloxacin only
- BAntifungals
- CFlucloxacillin
- DMetronidazole
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C. Flucloxacillin Staphylococci and streptococci are the main causes.
2. Typhoid fever in the first week is best diagnosed by:
- ABlood culture
- BUrine culture
- CStool culture only
- DWidal test
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A. Blood culture Blood culture is the most reliable early test.
3. The standard first-line regimen for drug-sensitive tuberculosis is:
- ACiprofloxacin for 3 months
- BStreptomycin alone
- CIsoniazid, rifampicin, pyrazinamide and ethambutol for 2 months then isoniazid and rifampicin for 4 months
- DRifampicin alone for 9 months
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C. Isoniazid, rifampicin, pyrazinamide and ethambutol for 2 months then isoniazid and rifampicin for 4 months The two-month intensive phase uses four drugs.
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