Question

A 68-year-old man with nonvalvular atrial fibrillation has hypertension and type 2 diabetes. CHA₂DS₂‑VASc score is 3. Renal function is normal. What is the best next step to reduce stroke risk?

Accepted Answer

Start apixaban 5 mg twice daily

Answer

Begin aspirin 81 mg daily

Answer

Rate control alone without anticoagulation

Answer

Start warfarin targeting INR 1.5-2.0

Answer

No therapy; anticoagulation only if CHA₂DS₂‑VASc ≥4

Practice question

A 68-year-old man with nonvalvular atrial fibrillation has hypertension and type 2 diabetes. CHA₂DS₂‑VASc score is 3. Renal function is normal. What is the best next step to reduce stroke risk?