患儿男,9岁,因呕吐、癫痫样发作、下肢挛缩来我院就诊。患儿系第5胎第4产,过期20天顺产。娩出及生后无异常。1岁独坐、扶立,并能喊爸、妈,2岁时独步,4岁可扶步上楼梯。但6岁起双下肢渐趋挛缩且日益严重。患儿自幼时常噁心、呕吐,尿无奇臭。4岁起出现阵发性定睛失神、知觉丧失,类似癫 Children, male, 9 years old, due to vomiting, epileptic seizures, lower limb contracture to our hospital. Pediatric Department of the first 4 births, 20 days of spontaneous delivery. No abnormalities after delivery and after birth. 1-year-old sitting alone, Fu Li, and can call father, mother, 2 years old, 4-year-old can walk up the stairs. However, double-limbs began to contract and become increasingly serious at the age of 6. Children often nausea, vomiting, urine is not strange smelly. 4-year-old paroxysmal Occasionally, loss of consciousness, similar to epilepsy