A 71-year-old woman with non-valvular atrial fibrillation, hypertension, type 2 diabetes, and no prior stroke asks about stroke prevention. Her CHA₂DS...

Question

A 71-year-old woman with non-valvular atrial fibrillation, hypertension, type 2 diabetes, and no prior stroke asks about stroke prevention. Her CHA₂DS₂-VASc score is 4. What is the most appropriate recommendation according to Canadian guidelines?

Accepted Answer

Oral anticoagulation with a direct oral anticoagulant

Answer

No antithrombotic therapy is needed

Answer

Aspirin 81 mg daily alone

Answer

Dual antiplatelet therapy with aspirin and clopidogrel

Answer

Warfarin with target INR 1.5-2.0

ca-mccqe1 MCQ (SBA): Atrial fibrillation stroke prevention

A 71-year-old woman with non-valvular atrial fibrillation, hypertension, type 2 diabetes, and no prior stroke asks about stroke prevention. Her CHA₂DS₂-VASc score is 4. What is the most appropriate recommendation according to Canadian guidelines?