Question

A 60-year-old man with asymptomatic atrial fibrillation and a CHA₂DS₂‑VASc score of 2 asks about aspirin for stroke prevention. What is the best response?

Accepted Answer

Oral anticoagulation is recommended; antiplatelets are not substitutes

Answer

Aspirin 81 mg is adequate

Answer

Dual antiplatelet therapy equals oral anticoagulation

Answer

No therapy needed

Answer

Clopidogrel alone is sufficient

Practice question

A 60-year-old man with asymptomatic atrial fibrillation and a CHA₂DS₂‑VASc score of 2 asks about aspirin for stroke prevention. What is the best response?