手术治疗胸腺瘤并重症肌无力(MG)患者9例,术前先用抗胆碱酯酶药物与激素等控制MG症状至稳定状态,再行胸腺瘤切除及前纵隔脂肪组织清扫术,术后辅以放疗和化疗。无手术死亡。术后症状均改善,症状缓解4例,存活5年以上4例,术后复发6例。就围术期处理、手术选择、胸腺瘤性质判断及复发性胸腺瘤的处理等进行了讨论。 Nine patients with thymoma and myasthenia gravis (MG) underwent surgical treatment with anti-cholinesterase drugs and hormones to stabilize MG symptoms before operation, followed by thymectomy and anterior mediastinal adipose tissue dissection. Supplemented by radiotherapy and chemotherapy. No operative death. Symptoms improved after surgery, 4 cases resolved, 4 cases survived more than 5 years, and 6 cases recurred after operation. Perioperative management, surgical options, thymic tumors, and treatment of recurrent thymoma were discussed.