粉红噪声掩蔽下的听性脑干反应诊断早期梅尼埃病

A Diagnosis of Cochlear Hydrops Using ABR under Masking of Pink Noise

周娜;吴子明;冀飞;陈艾婷;张素珍;杨伟炎;韩东一;

1:解放军总医院耳鼻咽喉-头颈外科解放军耳鼻咽喉科研究所

2:解放军总医院耳鼻咽喉-头颈外科解放军耳鼻咽喉科研究所

3:解放军总医院耳鼻咽喉-头颈外科解放军耳鼻咽喉科研究所

4:解放军总医院耳鼻咽喉-头颈外科解放军耳鼻咽喉科研究所

摘要
目的研究正常人和临床确诊为梅尼埃病的患者在粉红噪声掩蔽下的听性脑干反应(ABR)测试结果,了解粉红噪声掩蔽下的ABR对耳蜗积水的诊断意义。方法受试对象分为两组,15例健康成人作为对照组;28例临床确诊为单侧梅尼埃病患者为梅尼埃病组。首先生成满足条件的高通粉红噪声,比较两组对象在粉红噪声掩蔽下的ABR波V潜伏期的变化。结果对照组ABR波V缺失或明显延迟,0.5kHz掩蔽时波V潜伏期延长均值为2.66ms;而梅尼埃病组掩蔽噪声不能掩蔽ABR波V,波V潜伏期延长均值为0.86ms。结论高通粉红噪声掩蔽的条件下,ABR波V潜伏期延长可用于判断是否存在耳蜗积水。
关键词
耳蜗积水;梅尼埃病;听性脑干反应;掩蔽
基金项目(Foundation):
作者
周娜;吴子明;冀飞;陈艾婷;张素珍;杨伟炎;韩东一;
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