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脑动静脉畸形（Ａｒｔｅｉｏｖｅｎｏｕｓｍａｌｆｏｒｍａｔｉｏｎ，ＡＶＭ）是胚胎期脑血管胚芽异常发育而形成的畸形血管团［１］。发病年龄多在１０～４０岁之间［２］，婴幼儿发病则属少见［３、４］，且因症状极不典型，容易造成误诊［５］。我院１９９３年１月～１９９
Cerebral arteriovenous malformation (Arteiovenousmalformation, AVM) is an abnormal vascular group formed by the abnormal development of cerebrovascular germ during the embryonic stage [1]. The age of onset is more than 10 to 40 years old [2], infants and young children are rare [3,4], and because of the symptoms is extremely typical, easily lead to misdiagnosis [5]. Our hospital in January 1993 ~ 199