Question

A 65-year-old man with long-standing hypertension and hyperlipidaemia presents with sudden-onset right-sided weakness and facial droop that started 7 hours ago. CT head shows an acute left MCA infarct. He is outside the time window for thrombolysis and thrombectomy. According to Canadian Stroke Best Practices, which secondary prevention strategy is indicated?

Accepted Answer

Start dual antiplatelet therapy with acetylsalicylic acid and clopidogrel for 21 days, then continue monotherapy.

Answer

Start full-dose low molecular weight heparin for at least 3 months.

Answer

Avoid antithrombotic therapy due to haemorrhagic transformation risk.

Answer

Delay antiplatelet therapy for 2 weeks to reduce bleeding risk.

Answer

Use warfarin empirically despite no atrial fibrillation.

Practice question