Question

A 73-year-old man with hypertension and diabetes has newly diagnosed nonvalvular atrial fibrillation. His CHA₂DS₂‑VASc score is 3 (age, HTN, DM). What is the best next step to reduce stroke risk?

Accepted Answer

Start a direct oral anticoagulant at guideline dose

Answer

No anticoagulation because he is in sinus intermittently

Answer

Warfarin targeting INR 1.5-2.0

Answer

Aspirin 81 mg daily

Answer

Dual antiplatelet therapy for 1 month

Practice question

A 73-year-old man with hypertension and diabetes has newly diagnosed nonvalvular atrial fibrillation. His CHA₂DS₂‑VASc score is 3 (age, HTN, DM). What is the best next step to reduce stroke risk?