A 68-year-old with nonvalvular atrial fibrillation (CHA₂DS₂‑VASc score 3), normal renal function, and no mechanical valves asks about stroke preventio...

Question

A 68-year-old with nonvalvular atrial fibrillation (CHA₂DS₂‑VASc score 3), normal renal function, and no mechanical valves asks about stroke prevention. Which is the best initial antithrombotic?

Accepted Answer

Apixaban 5 mg twice daily

Answer

Warfarin with INR goal 2-3

Answer

Aspirin 81 mg daily

Answer

Clopidogrel 75 mg daily

Answer

No antithrombotic therapy

us-abim MCQ (SBA): Atrial Fibrillation

A 68-year-old with nonvalvular atrial fibrillation (CHA₂DS₂‑VASc score 3), normal renal function, and no mechanical valves asks about stroke prevention. Which is the best initial antithrombotic?