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AMAT和DTI技术测量二尖瓣收缩期位移评价风湿性二尖瓣狭窄患者左室长轴收缩功能的研究

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摘要 目的:二尖瓣环自动追踪技术(AMAT)和多普勒组织成像技术(DTI)测量风湿性心脏病二尖瓣狭窄(MS)二尖瓣环收缩期位移的相关性分析。方法:MS患者32例和正常人32例,分别采用AMAT技术和DTI技术测量二尖瓣环间隔侧、侧壁的收缩期房室平面位移(Davp)、收缩期峰值速度(Vs),对MS患者和正常人进行对比,并对两种方法所测数据进行相关性分析。结果:AMAT技术和DTI技术测量的Davp、Vs相关性良好(r=0.7-0.9,P <0.05)。MS患者的Davp、Vs与正常对照组比较均降低(P <0.05)。结论:AMAT在评价MS患者的左室长轴收缩功能方面与DTI具有良好相关性。
作者 刘捷
出处 《影像研究与医学应用》 2019年第3期85-86,共2页 Journal of Imaging Research and Medical Applications
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