"us-abim MCQ (SBA): Atrial Fibrillation

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Moderate"Cardiology"Atrial Fibrillation"us-abim

A 58-year-old woman with AF and normal EF takes diltiazem ER 240 mg daily but remains symptomatic with rapid rates. Next step for rate control?

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