Objective: To explore the diagnostic value of brainstem auditory evoked potentials (BAEP) and transcanial doppler (TCD) in patients with vertebrobasilar insufficiency (VBI).

• 摘要目的：探讨脑干听觉诱发电位(BAEP)和经颅多普勒超生(TCD)对椎基底动脉供血不足(VBI)的诊断价值。