Appearance of Ischemic Symptoms of the Left Parietal Lobe following Compression of the Right STA after Left STA-MCA Anastomosis in a Moyamoya Disease Patient

Abstract

The author describes a case of a 13 -year -01d female moyamoya disease patient who had undergone a left super cial temporal artery ( STA) -middle cerebral artery ( MCA )anastomosis and an encephalo -myo --synangio - sis ( EMS ) The patient experienced repetitive transient ischemic attacks associated with motor weakness and sensory disturbance of the left upper extremity and dysarthria Preoperative angiograms of the right common carotid aery showed that a part of the left parietal lobe was angiographically filled via the parietal branch of the right STA Preoperatively it was compressed manually whether ischemia in the left parietal lobe was apparent or not Acalculia finger agnosia and right -1eft disorientation appeared 5 minutes later with the beginning of the com - pression The patient underwent encephalo -arterio -synangiosis using a onta branch of the right STA and EMS The postoperative course was unevent 1 The patient was discharged 15 days after the second operation