神经电生理监测下显微手术切除大型、巨大型听神经瘤疗效观察与相关因素分析

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1、硕士学位论文英文摘要functionwasintimatelycorrelatedwithtumorsizeandsymptomlastingtimethroughstatisticalevaluation，andhadnorelationshipwithotherfactors116patientshadfollow-updataofhearing85caseshadhearingfunctionpreopera—tively，and59casesofthemhadhearingpreservation．10(16．94％)casesmaintainedusefulhear

2、ingpostoperatively(AAO—HNSAandB)．Thehearingfunctionof24(2069％)patientsevenimprovedafteroperation．Therewere90．26％(213cases)ofall236patierntswithexcellentgradeonKPS(KPS_>80％)afteroperation．Conclusions1Completeresectionoflargeandextra-largevestibularschwannomawithpreservationofcranialnervefunc

3、tionisthemostimportantaimofmicrosurgery,anditmaybeobtainedviasboccipitalretrosigmoidapproach2．Facialnervecanbeanatomicallypreservedinmostcasesoflargeandextra—largevestibularschwannoma．Iffacialnervecallbepreserved，thenervefunctioncarlregaintoexcellentgradegraduallyafter1year3．Itisdifficultto

4、preservehearingfunctionwilhresectionoflargeandextra-largevestibularschwannoma，butnotimpossible．Nomatterwhatsizeoftumorisandwhichlevelofhearingthepatientshave，theefforttopreservethecochlearnerveinoperationshouldnotbegivenup4ManyfactormayinfluenttheoutcomeofpostoperativefacialnervefunctionIno

5、urstudy，thetumorsizeandexperienceofoperatorarethemostimportantfactors．Otherfactors，suchasage，courseofsymptomandtextureoftumoretal，carlnotaffectfacialnervefunctionassinglefactorKEYWORDSvestibularschwannoma，facialnerve，hearing，lifequality，retrosigmoidapproachⅣ竺!兰：兰生堡奎茎奎塑矍中文摘要英文摘要缩略简表⋯前言⋯⋯⋯第一章

6、病例资料及方法目录病例资料⋯2方法⋯第二章结果⋯l手术结果2面神经功能3影响术后面神经功能的相关因素4听力保留5术后生活质量⋯⋯6术后并发症111VI815】67虽大径小于30mm听神经痛手术结果8所肯听神经痈手术结果第三章讨论⋯⋯术后并发症及持续症状⋯⋯⋯2面神经功能3如何提高手术敬果．．4听力的保留5术巾电生理监测的应用⋯6．术后生活质量181920⋯23⋯⋯24⋯24第四章结论⋯⋯26参考文献附录一附录二综述致谢⋯H”拍硕士学位论文缩略词简表缩略简表缩略词英文全称中文全称VSsvestibularschwannoma前听神经鞘瘤IACinternalauditoryca

7、nal内听道CPAeerebellopontineangle桥小脑角区NF-lneurofibromatosistypeI神经纤维痛病1型NF-2neurofibromatosistypeII神经纤维瘤病2型PTApure．tonethresholdaverage纯音听闲测定SDSspeechdiseraminationScore语言分辨率MSTMsmandarinspeechtestmaterials普通话语言测试材料KPSKarnofskypcrfoITllancestatusscaleKPS评分S