us-abim MCQ (SBA): Valvular Atrial Fibrillation (Rheumatic MS)

Instant feedback + full explanation. One question, done properly.

ModerateCardiologyValvular Atrial Fibrillation (Rheumatic MS)us-abimus-usmle-step-2us-usmle-step-3

A 63-year-old man with new atrial fibrillation has rheumatic moderate mitral stenosis. What is the appropriate anticoagulant for stroke prevention?

Educational content. Not a substitute for clinical judgement or local policy.

us-abim MCQ: Valvular Atrial Fibrillation (Rheumatic MS) — Answer & Ex