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目的探讨桥小脑角脑膜瘤经枕下乙状窦后入路行显微外科手术治疗的技巧。方法回顾性分析我科2001年1月至2009年7月间诊治的16例桥小脑角脑膜瘤的临床资料。结果本组肿瘤全切12例,近全切除4例。术后颅神经功能改善9例,症状无改善或加重者7例,术后出现脑脊液漏2例,后组颅神经损伤者2例,无死亡病例。结论桥小脑角脑膜瘤可选择经枕下乙状窦后入路,术中注意对血管、神经和脑干的保护,提高切除肿瘤的技巧,预防和处理术后并发症,是保证手术疗效和术后生活质量的关键。
Objective To investigate the surgical treatment of cerebellopontine angle meningiomas after transcervical sigmoid sinus surgery. Methods The clinical data of 16 patients with cerebellopontine angle meningioma treated in our department from January 2001 to July 2009 were analyzed retrospectively. Results The group of tumors in the whole cut in 12 cases, nearly total resection in 4 cases. There were 9 cases of postoperative cranial nerve function improvement, 7 cases without improvement or worsening of symptoms, 2 cases of cerebrospinal fluid leakage after surgery, 2 cases of cranial nerve injury in the latter group without death. Conclusions The cerebellopontine angle meningioma can be transcervical sigmoid sinus approach, the attention of the blood vessels, nerves and brain stem protection, improve the skills of tumor removal, prevention and treatment of postoperative complications, is to ensure the efficacy and The key to postoperative quality of life.