Question

A 76-year-old man with non-valvular atrial fibrillation has a CHA2DS2-VASc score of 4. He has no contraindications to anticoagulation and normal renal function. What is the most appropriate stroke prevention strategy?

Accepted Answer

Direct oral anticoagulant such as Apixaban at full dose

Answer

Aspirin 75 mg once daily

Answer

Warfarin with target INR 1.5

Answer

No antithrombotic therapy is required

Answer

Clopidogrel 75 mg once daily

Practice question

A 76-year-old man with non-valvular atrial fibrillation has a CHA2DS2-VASc score of 4. He has no contraindications to anticoagulation and normal renal function. What is the most appropriate stroke prevention strategy?