摘要:目的:探讨常规MRI结合3DCEMRA对主动脉夹层动脉瘤的诊断价值。方法:回顾分析40例主动脉夹层病例,均行常规MRI和3DCEMRA检查。结果:40例主动脉夹层动脉瘤,DeBaKeyⅠ型7例,DeBaKeyⅡ型8例,DeBaKeym甲型2例,DeBaKeyⅢ乙型23例。本组40例均显示双腔征及内膜片,25例显示破口,13例假腔内血栓形成,16例伴少量胸腔积液。结论:常规MRI结合3DCEMRA对主动脉夹层动脉瘤的显示具有一定的敏感性和特异性,对主动脉夹层动脉瘤的诊断有重要价值。
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