目的:探讨时间飞跃法(3D-TOF)磁共振颈部椎动脉成像(MRA)临床价值及不足.方法:20例临床诊断为椎动脉供血不足患者并行颈部MRA.13例......

目的探讨缺血性脑病的3D时飞法磁共振脑血管造影（three-dimensional time—of-flight cerebra magnetic resonance angiography，3DTO......