Question

A 70-year-old woman with persistent atrial fibrillation and hypertension but no structural heart disease is otherwise stable. Her CHADS-65 score is 1 (age ≥65). According to Canadian stroke prevention guidance, which antithrombotic strategy is preferred?

Accepted Answer

Oral anticoagulation with a DOAC or warfarin

Answer

No antithrombotic therapy

Answer

Aspirin 81 mg daily

Answer

Dual antiplatelet therapy

Answer

Intermittent LMWH injections only during flights

Practice question

A 70-year-old woman with persistent atrial fibrillation and hypertension but no structural heart disease is otherwise stable. Her CHADS-65 score is 1 (age ≥65). According to Canadian stroke prevention guidance, which antithrombotic strategy is preferred?