Figure 1: A 73-year-old female with National Institutes of Health Stroke Scale 18 L middle cerebral artery distal M1 clot, posttissue plasminogen activator. (a) Coronal computed tomographic angiography image depicting the common origin left carotid artery from a type 2 arch. (b) Axial computed tomographic angiography revealing distal M1 cutoff. (c) Axial computed tomography perfusion images revealing increased Tmax (green). (d) Axial computed tomography perfusion images revealing decreased cerebral blood volume. (e) Axial computed tomography perfusion images revealing decreased cerebral blood volume or core size