后天麻痹性斜视为临床常见病 ,病人往往发病急骤 ,突然出现复视是其典型的症状。根据症状及眼部检查诊断某条肌肉麻痹并不困难 ,但由于导致眼外肌麻痹的病因较多 ,故寻找病因及时治疗 ,就很重要。现将我院 1 989～ 2 0 0 1年临床所见的 51例眼外肌麻痹报告如下 :临床资料1 一 Acquired paralytic strabismus as a common clinical disease, patients often sudden onset, sudden diplopia is a typical symptom. According to the symptoms and eye examination to diagnose a muscle paralysis is not difficult, but due to the causes of extraocular muscle paralysis more, so looking for the cause of timely treatment, it is very important. 51 cases of extraocular muscle paralysis seen in our hospital from 1989 to 2001 are as follows: Clinical data 1