Objective To evaluate the diagnostic values of MRA, TCD and ultrasonography in carotid territory transient ischemic attacks (TIAs).

• 摘要目的探讨磁共振血管成像(MRA)、经颅多普勒(TCD)和颈动脉超声对颈动脉系统短暂性脑缺血发作(TIA)的诊断价值。