多发性硬化是以中枢神经系统白质的多发性病灶和缓解、复发的病程为特点的脱髓鞘疾患。本病在欧、美白人中是常见、多发的神经系统症患,患病率一般在30～80/10~5以上。在国内曾认为是罕见的疾病,但自1979年以来已有较多的系列的报道且散发于多个地区,说明本病并非罕见,已引起临床工作者 Multiple sclerosis is a demyelinating disorder characterized by multiple lesions of the central nervous system white matter and the course of remission and relapse. The disease in Europe, whitening is common, multiple neurological disorders, the prevalence is generally 30 ~ 80/10 ~ 5 or more. It has been considered a rare disease in China. However, since 1979, there have been many series of reports and dissemination in many areas, indicating that the disease is not uncommon and has caused clinical workers