us-abim MCQ (SBA): Atrial Fibrillation

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ModerateCardiologyAtrial Fibrillationus-abimus-usmle-step-3

A 72-year-old with HFrEF (EF 30%) and persistent AF has resting HR 118 bpm and mild dyspnoea. Which is the preferred initial rate-control agent?

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us-abim MCQ: Atrial Fibrillation — Answer & Explanation | iatroX