Question

A 76-year-old man with permanent non-valvular atrial fibrillation, hypertension and diabetes has a CHA2DS2-VASc score of 4. He has no major bleeding history and normal renal function. Which is the most appropriate stroke prevention strategy according to Canadian atrial fibrillation guidance?

Accepted Answer

Oral anticoagulation with a direct oral anticoagulant

Answer

Acetylsalicylic acid 81 mg daily alone

Answer

Dual antiplatelet therapy with acetylsalicylic acid and clopidogrel

Answer

No antithrombotic therapy because of age-related bleeding risk

Answer

Low-dose low molecular weight heparin injections long term

Practice question

A 76-year-old man with permanent non-valvular atrial fibrillation, hypertension and diabetes has a CHA2DS2-VASc score of 4. He has no major bleeding history and normal renal function. Which is the most appropriate stroke prevention strategy according to Canadian atrial fibrillation guidance?