A 74-year-old woman presents with sudden aphasia and right arm weakness 10 hours after last known well. CT angiography shows an M1 occlusion; perfusio...

Question

A 74-year-old woman presents with sudden aphasia and right arm weakness 10 hours after last known well. CT angiography shows an M1 occlusion; perfusion imaging demonstrates small core with large mismatch. What is indicated?

Accepted Answer

Mechanical thrombectomy within an extended window

Answer

IV alteplase only

Answer

No reperfusion because >6 hours

Answer

Aspirin and admit to the floor

Answer

Heparin infusion to lyse the clot

us-abem MCQ (SBA): Acute Ischemic Stroke (Thrombectomy Window)

A 74-year-old woman presents with sudden aphasia and right arm weakness 10 hours after last known well. CT angiography shows an M1 occlusion; perfusion imaging demonstrates small core with large mismatch. What is indicated?