进行性肌萎缩症是脊髓运动神经元变性疾病,以肌萎缩和无力为主,无感觉障碍。现将我科诊断的3例婴儿脊髓进行性肌萎缩症,1例儿童型脊髓进行性肌萎缩症报告如下。例1,男,7个月。于1991年10月22日入院。该患儿为第3胎,于1991年2月5日足月正常分娩,第1胎、2胎均于生后第4天、第5 Progressive muscular dystrophy is a degenerative disease of spinal motor neurons, mainly muscle atrophy and weakness, without sensory disturbances. Now we diagnosed 3 cases of infants with spinal cord progressive muscular dystrophy, 1 cases of children with spinal muscular atrophy reports are as follows. Example 1, male, 7 months. On October 22, 1991 admission. The child was the third child, on February 5, 1991 full-term normal delivery, the first child, 2 tires were born after 4 days, 5