Neurosurgery

Overbeeke JJ, Bosma NJ, Verdonck AFMM, Huffelen AC: Higher cortical disorders: an unusual presentation of an arteriovenous malformation. Neurosurgery 1987; 21:839-842 andcalculating Subsequentof problemsorientation.vi-a right-sidedsual field deficit, but no other neurological An electroencephalogram demonstratedileptiform discharges over the left presentabnormalities. slowing and epre-with headaches,temporal-occipitalvascular portintracranial hemorrhage, seizures, migrainous and, rarely, progressive heart failure. Little has been given to the presentation of these abnormalities as progressive or fluctuating neudeficits. The authors present a case caused by rearopsychological arteriovenousof neuropsychologicalof the left hemisphere.A CT scan and cerebral angiogram were consistent with an arteriovenous malformation supplied by branches of the left posterior cerebral artery. The results of neuropsychological testing revealed a short attention span, a disturbance of short-term memory, and difficulties with retention of visual information. There were also problems in visual perception and total alexia. She did not recognize mathematical and chemicalformulas and had difficulties with both performance andgion.The patient was a 16-year-old female who suffered from headaches and who had had two seizures in the past. Her neurological examination was unremarkable, but she complained of difficulty when writing, reading,The Clinical Abstracts section traces important developments in the scientific fields that are closely allied to neuropsychiatry. The editors for the selected topics were chosen because of their recognized expertise and contributions to the original scientific literature.The topic editors select significant articles related to neuropsychiatry and neuroscience. In addition to summarizing the article, they critically examine the research, place the results of the study in perspective, and suggest possible future avenues of investigation. I...