Electronystagmography revealed multiple central signs, and vestibular evoked myogenic potentials were absent on the side of the lesion.

前庭诱发肌电位，右侧正常，左侧呈阴。

Physical examination, audiometry, electronystagmogram and vestibular evoked myogenic potential showed right stronger vestibular function than left, and central vestibulopathy was impressed.

、听力、眼振图及前庭肌诱发电位显示右侧前庭功能较强，应有中枢前庭神经元之功能障碍。