Among them, 5 (33%) were diagnosed as basilar artery migraine, 3 as vestibulopathy, and to our surprise, 1 (7%) as brain tumor.

• 诊断以基低动脉偏头痛为最多（33%25），末梢性迷路病变次之（20%25）。值得注意的是，有1例为听神经瘤。