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冠状动脉磁共振成像的扫描技术探讨 被引量:2

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摘要 目的分析影响冠状动脉磁共振成像质量的各种因素,对扫描方法进行质量控制和参数优化。方法利用1.5T超导磁共振和心脏SENSE专用线圈,采用二维屏气,三维导航,全心成像三种方法结合脂肪抑制,T2预脉冲,呼吸导航,心电门控技术,使用三维平衡稳态快速进动成像序列对12例受检者进行冠状动脉磁共振成像。结果右冠状动脉、左冠主干、左前降支、左回旋支显示良好,长度优于文献报道。全心成像法可以多角度任意方位观察,黑血技术对冠脉内血栓、斑块显示好。结论定位、线圈、序列、呼吸导航和TD等参数是影响冠状动脉磁共振成像的关键因素。
出处 《中国辐射卫生》 北大核心 2008年第1期81-82,85,共3页 Chinese Journal of Radiological Health
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