| 斑点追踪成像技术评价缺血心肌短轴方向径向及圆周应变 |
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| 引用本文： | 王其海,汪太平,徐岩,李胜,史学功,金朝龙.斑点追踪成像技术评价缺血心肌短轴方向径向及圆周应变[J].中国医学影像技术,2009,25(8):1411-1414. |
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| 作者姓名： | 王其海 汪太平 徐岩 李胜 史学功 金朝龙 |
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| 作者单位： | 安徽医科大学第一附属医院心血管内科,安徽,合肥,230022 |
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| 摘 要： | 目的 应用超声斑点追踪成像技术(STI)评价心肌缺血患者左心室节段心肌径向应变(RS)、圆周应变(CS)的变化规律.方法 对56例心肌缺血患者及31名健康自愿者应用超声心动图仪获得高频帧二维图像,测量收缩期左心室基底水平及乳头肌水平的峰值RS和CS.结果 随冠状动脉狭窄程度加重其供血心肌节段应变峰值逐渐降低,接受PCI治疗后应变峰值增加.冠状动脉狭窄程度与峰值RS、峰值CS绝对值负相关(r=-0.63,P<0.01;r=-0.54,P<0.01).结论 STI能定量心肌缺血患者的左心室RS和CS,评价局部心肌功能.
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| 关 键 词： | 心肌缺血 超声心动描记术 斑点追踪技术 |
| 收稿时间： | 2009/1/22 0:00:00 |
| 修稿时间： | 2009/4/12 0:00:00 |
Speckle tracking imaging evaluation of radial strain and circumferential strain from the left ventricular short-axis views in myocardial ischemia |
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| WANG Qi-hai,WANG Tai-ping,XU Yan,LI Sheng,SHI Xue-gong and JIN Chao-long.Speckle tracking imaging evaluation of radial strain and circumferential strain from the left ventricular short-axis views in myocardial ischemia[J].Chinese Journal of Medical Imaging Technology,2009,25(8):1411-1414. |
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| Authors: | WANG Qi-hai WANG Tai-ping XU Yan LI Sheng SHI Xue-gong and JIN Chao-long |
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| Institution: | Department of Cardiology, the First Affiliated Hospital of Anhui Medical University, Hefei 230022, China;Department of Cardiology, the First Affiliated Hospital of Anhui Medical University, Hefei 230022, China;Department of Cardiology, the First Affiliated Hospital of Anhui Medical University, Hefei 230022, China;Department of Cardiology, the First Affiliated Hospital of Anhui Medical University, Hefei 230022, China;Department of Cardiology, the First Affiliated Hospital of Anhui Medical University, Hefei 230022, China;Department of Cardiology, the First Affiliated Hospital of Anhui Medical University, Hefei 230022, China |
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| Abstract: | |
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| Keywords: | Myocardial ischemia Echocardiography Speckle tracking imaging |
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