Patients up to 6 hours after symptom onset. To 4 hours after symptom onset, and endovascular thrombectomy was previously indicated for Intravenous t-PA (IV-tPA) is effective in treating patients with acute ischemic stroke up Results of the clinical trials for late ischemic stroke that can be clinically useful.

In this article, we review the advanced imaging algorithmįor ischemic stroke workup in the multiple studies published to date and summarize the Identifying patients who could benefit from endovascular intervention presenting withinĮxtended treatment time windows. Advanced imaging can play a crucial role in Hours) may benefit from thrombectomy, probably in part due to variations in collateralĬirculation among individual patients. New evidence suggests that some patients with longer time from symptom onset (up to 24 About 20% of acute ischemic stroke areĬlassified as wake-up strokes, which falls out of the conventional treatment time window. Intra-arterial treatment in acute ischemic stroke. Recent randomized controlled trials have demonstrated the efficacy of neurointerventional

Intravenous t-PA is the current standard treatment within 4 hours after onset of symptoms. Ischemic stroke is one of the most debilitating and deadliest conditions worldwide.

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