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本文报告21例DPV,其中男6例,女15例。年龄22～60岁,病史1～13年,曾用过多种疗法无效。作者们根据病史及检查选择手术治疗,年龄大于65～70岁的则不宜施行手术。主要症状是眩晕、平衡失调、恶心、耳鸣、耳痛和颤搐。所有病人均作了脑子诱发反应测听(BAEP),由于第八神经病变引起症状的患者显示病侧波Ⅰ和波Ⅱ和/或对侧波Ⅴ潜伏期延长,前者示听神经传导时间增长。听力学检查:10例单侧轻至中度感音神经性聋,10例中耳听反射异常或缺失;17例前庭功能检查异常,包括12例单侧变温试验反应减退和/或15例有自
This article reports 21 cases of DPV, including 6 males and 15 females. Aged 22 to 60 years old, a history of 1 to 13 years, had used a variety of therapies invalid. The authors chose surgery based on their medical history and examination, and surgery should not be performed for patients older than 65 to 70 years of age. The main symptoms are dizziness, imbalance, nausea, tinnitus, earache and twitch. All patients underwent brainstem response audiometry (BAEP). As the patient with symptoms caused by the eighth neuropathy showed a prolonged latency of S Ⅰ and S Ⅱ and / or contralateral wave V, the former showed prolonged NTS. Audiometry: 10 cases of unilateral mild to moderate sensorineural hearing loss, 10 cases of middle ear auditory reflex abnormalities or absences; 17 cases of abnormal vestibular function tests, including 12 cases of unilateral reversal of fever and / from