Objective:To evalute the diagnostic value of the visual evoked potential(VEP),brainstem auditory evoked potential(BAEP)and electro nystagmography(ENG)on the traumatic vertebroarterial type cervical spondylopathy.

• 目的:探讨视觉诱发电位(VEP)、脑干听觉诱发电位(BAEP)和眼震电图(ENG)3项电生理检查对外伤性椎动脉型颈椎病的诊断价值。