Question

A 72-year-old woman with atrial fibrillation, hypertension, and prior ischaemic stroke presents for review. She is in sinus rhythm post-cardioversion and taking only acetylsalicylic acid. According to Canadian atrial fibrillation and stroke guidelines, what is the most appropriate antithrombotic strategy?

Accepted Answer

Start long-term oral anticoagulation with a DOAC or warfarin

Answer

Continue acetylsalicylic acid alone indefinitely

Answer

Stop all antithrombotic therapy because she is now in sinus rhythm

Answer

Start dual antiplatelet therapy with acetylsalicylic acid and clopidogrel

Answer

Use prophylactic low molecular weight heparin only during hospitalisations

Practice question