Question

A 72-year-old with nonvalvular atrial fibrillation, hypertension, and diabetes has CHA₂DS₂-VASc = 3 and normal renal function. What is the most appropriate long-term stroke-prevention strategy?

Accepted Answer

Start a direct oral anticoagulant (e.g., apixaban)

Answer

No antithrombotic therapy

Answer

Aspirin 81 mg daily

Answer

Immediate left atrial appendage occlusion

Answer

Switch to warfarin (INR 2-3) despite DOAC eligibility

Practice question

A 72-year-old with nonvalvular atrial fibrillation, hypertension, and diabetes has CHA₂DS₂-VASc = 3 and normal renal function. What is the most appropriate long-term stroke-prevention strategy?