Fig. 5From: The experiences of balloon-expandable stent in symptomatic stenosis of middle cerebral arteryA 58-year-old woman with a stroke. a DSA shows severe stenosis (about 80 %) in the M1 portion of the right MCA, b the BES is positioned at the lesion, then the balloon is expanded gradually, c DSA shows excellent recanalization of the diseased segment immediate post-procedural, d 12 months later, DSA shows that the degree of re-stenosis is more than 50 %Back to article page