us-abem MCQ (SBA): Atrial Fibrillation with HFrEF (Rate Control)

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

ModerateCardiologyAtrial Fibrillation with HFrEF (Rate Control)us-abemus-usmle-step-2us-usmle-step-3

A 67-year-old with nonvalvular AF and HFrEF (LVEF 30%) presents with HR 140 bpm, BP 126/78, no ischemia. Which rate-control agent is preferred acutely?

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

us-abem MCQ: Atrial Fibrillation with HFrEF (Rate Control) — Answer &