Practice questions › USMLE - Step III › Waraq Clinical Review: Cardiology
Cardiology: Clinical Vignettes MCQs
Waraq Clinical Review: Cardiology · USMLE - Step III · 12 practice questions
- Cardiology
1. A patient with stable angina should be given which drug to relieve an attack?
- AAmlodipine
- BOral metoprolol
- CSublingual glyceryl trinitrate
- DAspirin
Show answer
C. Sublingual glyceryl trinitrate It dilates coronary vessels and reduces preload.
2. Torsades de pointes is treated with:
- ADigoxin
- BIntravenous magnesium sulphate
- CAmiodarone
- DAdenosine
Show answer
B. Intravenous magnesium sulphate Correct the underlying QT prolongation.
3. A 58-year-old man has crushing chest pain for 1 hour and ST elevation in leads V1 to V4. Which artery is most likely occluded?
- APosterior descending artery
- BRight coronary artery
- CLeft circumflex artery
- DLeft anterior descending artery
Show answer
D. Left anterior descending artery ST elevation in the anterior leads points to the LAD.
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