【摘要】 目的 分析胸腺瘤术后发生的重症肌无力(MG)患者的临床特点，进一步认识胸腺瘤与MG的关系。 方法 总结7例胸腺瘤术后MG患者的临床资料及辅助检查。 结果 7例患者胸腺瘤平均发病年龄50岁，胸腺瘤病理为AB型或B1型。术后MG发生时间平均为23个月，临床表现均为全身型。全部病例用胆碱酯酶抑制剂治疗，部分加用肾上腺糖皮质激素或免疫抑制剂，病情均得到缓解，随诊至今无危象发生。 结论 由于胸腺瘤合并MG的发生率较高，需对胸腺瘤病例进行临床随诊。

    关键词 胸腺瘤 重症肌无力

    Clinical analysis of myasthenia gravis after thymectomy:a report of7cases

    Guan Yuzhou，Cui Liying，Guo Huiqin，et al.

    Department of Neurology，Peking Union Medical College Hospital，Chinese Academy of Medical Sciences，Beijing100730.

    【Abstract】 Objective To study the clinical feature of myasthenia gravis(MG)onset after thymectomy，and relationships between thymoma and MG.Methods 7cases withMG after thymoma surgical were analyzed on the clin-ical manifestations，the treatment results and prognosis.Results The mean onset age of thymoma was50years old and the pathological of classification of thymoma were type AB or B1.The mean onset time of MG was2years later after thymectomy.All patients were treated by anticholinesterase ......