Objective: To explore the diagnostic values of transcranial doppler (TCD) and brain-stem auditory evoked potentials ( BAEP) in vertebrobasilar ischemia (VBI) .

• 目的:探讨经颅多普勒超声(TCD)与脑干诱发电位(BAEP)对椎基底动脉供血不足(VBI)的诊断价值。