Objective To investigate the acute aortic dissection color Doppler imaging(CDFI),computed to-mography(CT) . magnetic resonance(MRI) imaging performance and diagnostic value.

• 目的探讨急性主动脉夹层的彩色多普勒超声(CDFI)、计算机断层扫描(CT)、核磁共振(MRI)的影像学表现及诊断价值。