椎基底动脉供血不足（VBI）患者为一过性脑缺血，部分患者在就诊时症状、体征部分或全部丧失，使临床难以获得可靠诊断依据。我院对VBI患者非发作期测试脑子听诱发电位（BAEP）结果分析表明对诊断有一定价值，报告如下。1资料和方法1．1一般资料VBI患者42例，男24例，女18例； Vertebrobasilar insufficiency (VBI) patients with transient cerebral ischemia, some patients at the time of treatment symptoms, signs of partial or total loss, so that clinical diagnosis is difficult to obtain a reliable basis. Our hospital on non-exacerbation of VBI patients with brain auditory evoked potentials (BAEP) results show that the diagnosis of a certain value, the report is as follows. 1 Materials and Methods 1.1 General Information VBI patients in 42 cases, 24 males and 18 females;