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本文报告经手术病理证实的听神经瘤385例。中等大小肿瘤占31.7%,大肿瘤占65.3%,巨大肿瘤占3%。多经单侧枕下开颅术切除肿瘤。肿瘤全切除率达77.4%,手术死亡率为12.2%,面神经保留率占31.8%.作者认为,提高听神经瘤的手术疗效及降低死亡率的关键在于早期诊断与早期治疗,主张应尽可能作肿瘤全切除;提出了术中注意要点:充分暴露,保留肿瘤界面清楚和保护脑干的血供;简要阐述了保留面神经的方法。
This report reports 385 cases of acoustic neuroma confirmed by surgery and pathology. Medium-sized tumors accounted for 31.7%, large tumors accounted for 65.3%, 3% of huge tumors. Multiple unilateral suboccipital craniotomy resection of the tumor. The total resection rate was 77.4%, the operative mortality rate was 12.2% and the facial nerve retention rate was 31.8% .According to the author, the key to improve the surgical efficacy and reduce the mortality of acoustic neuroma lies in the early diagnosis and early treatment, Full resection; proposed intraoperative attention points: fully exposed, keep the tumor interface clear and protect the brain stem blood supply; briefly elaborated the method of retaining the facial nerve.