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Figure 1: (Panels A-C) Initial DWMRI, MRA, and DSA pre-op showing subcortical infarcts and distal M1–M2 segment stenosis. (Panel D) Normal MR aortogram. (Panels E and F) MRA, DWMRI on POD 22 showing a patent left STA-MCA anastomoses and a large opercular infarction. DSA: digital subtraction angiography, POD: postoperative day, STA-MCA: superficial temporal artery to middle cerebral artery

Figure 1: (Panels A-C) Initial DWMRI, MRA, and DSA pre-op showing subcortical infarcts and distal M1–M2 segment stenosis. (Panel D) Normal MR aortogram. (Panels E and F) MRA, DWMRI on POD 22 showing a patent left STA-MCA anastomoses and a large opercular infarction. DSA: digital subtraction angiography, POD: postoperative day, STA-MCA: superficial temporal artery to middle cerebral artery