小脑脑桥角脑膜瘤显微外科治疗及面听神经保护

Chinese Journal of Neurosurgery(2012)

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Abstract
目的 探讨小脑脑桥角脑膜瘤的临床分型、显微外科手术切除方法与面听神经保护.方法 回顾分析经显微外科手术治疗的106例小脑脑桥角脑膜瘤,均采用枕下乙状窦后入路.结果 肿瘤全切除89例(84.0%),近全切除15例(14.2%),部分切除2例(1.9%),死亡1例.面神经解剖保留101例(95.3%),听神经解剖保留75例(70.8%).面神经功能(House-Brackmann Ⅰ级、Ⅱ级)保留73例(68.9%),听力保留率为72.3% (47/65).结论 对小脑脑桥角脑膜瘤进行临床分型,选择合适的手术入路以及术中一定的手术技巧,能够提高面听神经功能保留.
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Key words
Cerebellopontine angle,Meningiomas,Facial nerve,Auditory nerve,Suboccipital retrosigmoid approach,Microsurgery
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