Question

A 72-year-old man with newly diagnosed nonvalvular atrial fibrillation has CHA₂DS₂-VASc = 3 (age 72, hypertension). Kidney function is normal. What is the most appropriate therapy to reduce stroke risk?

Accepted Answer

Initiate a direct oral anticoagulant

Answer

Start aspirin 81 mg daily only

Answer

No antithrombotic therapy

Answer

Warfarin with INR goal 2.0-3.0 is required over DOACs

Answer

Dual antiplatelet therapy with aspirin and clopidogrel

Practice question

A 72-year-old man with newly diagnosed nonvalvular atrial fibrillation has CHA₂DS₂-VASc = 3 (age 72, hypertension). Kidney function is normal. What is the most appropriate therapy to reduce stroke risk?