us-abim MCQ (SBA): Atrial Fibrillation

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A 74-year-old woman with nonvalvular atrial fibrillation, stage 2 CKD (eGFR 75 mL/min/1.73 m²), and controlled hypertension needs stroke prophylaxis. She takes no interacting drugs. What is the preferred agent?

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