Despite the favorable conditions of microsurgery, occlusion or stenosis of supplying or neighboring vessels which are neither intended nor detectable can occur during aneurysm clipping91, 107, 186, 193. Incomplete clipping, which poses the risk of postoperative bleeding, is also possible53, 186.
KeywordsMiddle Cerebral Artery Doppler Sonography Doppler Frequency Anterior Cerebral Artery Flow Pulse
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