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(a) Angiogram of the distal M1 segment of the right middle cerebral artery (MCA) revealed severe stenosis. (b) Angiogram after balloon dilatation (Gateway 2*9 mm). (c) Angiogram after stent (2.5*9 mm Wingspan). In all cases, there was no extravasation of contrast media around the area of the right MCA. The right lenticulostriate artery could be observed at the proximal MCA during the procedure.
