Objective: To explore the clinical characteristics and surgical experience of the patients with cystic acoustic neuromas. Methods: 14 patients with cystic acoustic neuromas treated in our hospital from January 2006 to December 2010 were retrospectively analysed. Results: Tumors were completely removed in 12 cases and partial removal was performed in 2 cases without death. After surgery, facial nerve paralysis became severer in 4 cases, hearing loss occurred in 1 case. Conclusion: Compared with the solid acoustic neuroma, cystic acoustic neuroma is usually larger, with shorter duration and atypical initial symptom, involving the cranial nerves, without expand internal auditory canal. Of these patients.the incidence of hydrocephalus is low and the surgical results are poor.%目的:探讨囊性听神经瘤的临床特点及手术经验.方法:回顾分析2006年1月-2010年12月我院收治的14例囊性听经瘤的临床资料.结果:肿瘤全切除12例,不全切除2例,无死亡病例,术后4例病人面瘫加重,1例病人听力丧失.结论:与实质性听神经瘤相比,囊性听神经瘤体积较大,病程短,始发症状不典型,颅神经常被累及,可不发生内听道扩大,脑积水发生率低,手术效果差.
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