Endovascular Treatment Beyond 24 Hours for Acute Ischemic Stroke Caused by Anterior Circulation Large Vessel Stenosis

EVT procedures may include mechanical thrombectomy, intra-arterial thrombolysis, balloon angioplasty, or stenting, or other intra-arterial procedures as deemed appropriate by the treating physician.

Patients in this group will receive standard medical therapy in accordance with the guideline-directed management for acute ischemic stroke.