Question

A 74-year-old woman with permanent atrial fibrillation (AF) and hypertension attends for review. She has no history of stroke, heart failure or diabetes. She is not on anticoagulation. Her CHA₂DS₂-VASc score is 3. What is the most appropriate strategy for stroke prevention?

Accepted Answer

Commence a direct oral anticoagulant in therapeutic dose

Answer

Start aspirin 100 mg daily

Answer

Commence warfarin targeting INR 1.5-2.0

Answer

No antithrombotic therapy is required

Answer

Dual antiplatelet therapy with aspirin and clopidogrel

Practice question

A 74-year-old woman with permanent atrial fibrillation (AF) and hypertension attends for review. She has no history of stroke, heart failure or diabetes. She is not on anticoagulation. Her CHA₂DS₂-VASc score is 3. What is the most appropriate strategy for stroke prevention?