Question

A 71-year-old with paroxysmal atrial fibrillation, hypertension, and type 2 diabetes has no history of valvular disease or prior stroke. CHA₂DS₂-VASc = 4. Renal function is normal. Which antithrombotic strategy is most appropriate for stroke prevention?

Accepted Answer

Apixaban at standard dosing for stroke prevention

Answer

Warfarin with target INR 2-3

Answer

Aspirin 81 mg daily monotherapy

Answer

Clopidogrel 75 mg daily

Answer

No antithrombotic therapy

Practice question

A 71-year-old with paroxysmal atrial fibrillation, hypertension, and type 2 diabetes has no history of valvular disease or prior stroke. CHA₂DS₂-VASc = 4. Renal function is normal. Which antithrombotic strategy is most appropriate for stroke prevention?