Question

A 78-year-old woman with hypertension and type 2 diabetes is found to have new-onset atrial fibrillation on ECG. She has no history of stroke or major bleeding. Her CHA2DS2-VASc score is 5. Renal function is normal. What is the most appropriate strategy for stroke prevention?

Accepted Answer

Full-dose direct oral anticoagulant therapy

Answer

No antithrombotic therapy because of advanced age

Answer

Aspirin 81 mg daily

Answer

Dual antiplatelet therapy with aspirin and clopidogrel

Answer

Warfarin only if atrial fibrillation episodes last longer than 48 hours

Practice question

A 78-year-old woman with hypertension and type 2 diabetes is found to have new-onset atrial fibrillation on ECG. She has no history of stroke or major bleeding. Her CHA2DS2-VASc score is 5. Renal function is normal. What is the most appropriate strategy for stroke prevention?