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目的 报道11例经扩大颅中窝硬膜外入路切除哑铃型三叉神经鞘瘤的手术方法和体会。方法 回顾分析我院(90～98年)11例哑铃型三叉神经鞘瘤经扩大颅中窝硬膜外入路切除的疗效。结果 肿瘤全切除8例,次全切除3例,无手术死亡。术后出现新的颅神经功能障碍2例,短期内多能恢复。结论 采用扩大颅中窝硬膜外入路切除哑铃型三叉神经鞘瘤疗效满意。
Objective To report the surgical methods and experiences of 11 cases of dumbbell-type trigeminal schwannoma excised by extended epidural approach. Methods Retrospective analysis of 11 cases of dumbbell-type trigeminal schwannoma in our hospital (90 ~ 98 years) by the expansion of the middle cranial fossa epidural resection efficacy. Results The total tumor removal in 8 cases, subtotal resection in 3 cases, no operative death. There were 2 cases of new cranial nerve dysfunction after operation, which could recover more in short term. Conclusion The expansion of the middle cranial fossa epidural excision of dumbbell-type trigeminal schwannoma is satisfactory.