耳蜗性听力损失对ABR参数的影响

徐春晓;倪道凤;李奉荣;梁兴群

1:北京协和医院耳鼻咽喉科

摘要
为了解耳蜗听力损失对ABR诸参数的影响,本文通过对40例(48耳)的平坦型、高频型、切迹型听力损失三组不同听力曲线图的耳蜗性听力损失,其ABR诸参数与正常对照组比较分析,得出高频型听力损失组Ⅰ、Ⅲ、Ⅴ各波潜伏期均较正常对照组明显延长,波间间期无明显差异;切迹型听力损失组Ⅴ波及Ⅰ-Ⅴ波间期轻度延迟,但无显著意义;平坦型听力损失组与正常对照组无显著差异。实验结果提示:耳蜗性听力损失的类型对ABR诸参数有一定影响,因此,临床上应用ABR诊断蜗后病变时需考虑这些因素的存在。
关键词
耳蜗;潜伏期;ABR
基金项目(Foundation):
作者
徐春晓;倪道凤;李奉荣;梁兴群
参考文献

1ShepardNT,WebsterJC,BaumenM,EffectofHearinglossofcochlearOriginontheauditorybrainstemresponse.EarHear,1992,13:173.2KirshI.ThomtonA,BurkardR,Theeffectofcochlearhearinglossonauditorybrainstemresponselatency.EarHaer,1992,13:233.3CoatsASandMartrnJL,Humanauditorynerveactionpotentialsandbrainstemevokedresponxes;effectofaudiogramshapeandlesionlocation.Archotolaryngol,1977,103:605.4Shomerk,KinarfiRandGafni.M.Thelatencyofauditorybrainstemresponsesinsensorneuralhearingloss.Archotolaryngol,1981,230:189.5GorgaMP,ReilandJKandBeanchaineKA.Auditorybrainstemresponseinacaseofhigh-frequencyhearingloss.JSpeechHearDisorder,1985,50:346.6GorgaMP,WorthingtonDW,ReslandJK,etal.Somecomparisonsbetweenauditorybrainstemresponsethresholds,latenciesandthepuretoneaudiogram.EarHear.1985,6:105.7OathesPandStapellsDR,InteractionofclickintensityandcochlearhearinglossonauditorybrainsternresponsewaveVlatency.EarHear,1992,13:28.8KeithWJandGrevilleKA,Effectofaudiometricconfigurationontheauditorybrainstemresponse.EarHeat,1987.8:49.

本文信息

PDF(104k)

本文关键词相关文章

耳蜗潜伏期ABR

本文作者相关文章

徐春晓倪道凤李奉荣梁兴群