Fig. 2From: MR CLEAN-NO IV: intravenous treatment followed by endovascular treatment versus direct endovascular treatment for acute ischemic stroke caused by a proximal intracranial occlusion—study protocol for a randomized clinical trialPatient flow in MR CLEAN-NO IV. Abbreviations: CTA, CT angiography; EVT, endovascular treatment; IVT, intravenous alteplase administration; MRI, magnetic resonance imaging; MRA, magnetic resonance angiography; mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke ScaleBack to article page