遗传性痉挛性截瘫是一种以进行性的双下肢痉挛性无力为主要特征的疾病。我们于1983年发现一大家系19例患者,2例可疑患者。除对患者进行诊断治疗外,重点进行了家系调查、染色体检查及遗传学分析,现报告如下。一、发病年龄及主要症状对患者家族中6代98人进行家系调查,发现19例均 Hereditary spastic paraplegia is a disease characterized by progressive spastic weakness in both lower extremities. We found a large family of 19 patients in 1983, 2 suspicious patients. In addition to the diagnosis and treatment of patients, the focus of the pedigree investigation, chromosome examination and genetic analysis, are as follows. First, the age of onset and the main symptoms of the family of patients in 6 generations of 98 people surveyed, found that 19 cases were