斑点追踪显像评价扩张型心肌病患者左室扭转

被引：18

作者：

马兰

吴卫华

陆静

魏松霞

黄艳

谢晓奕

机构：

[1] 上海市胸科医院超声科

来源：

中国临床医学 | 2008年 / 03期

关键词：

超声心动图; 斑点追踪显像; 扩张型心肌病; 左室扭转;

D O I：

暂无

中图分类号：

R542.2 [心肌疾病];

学科分类号：

100201 [内科学];

摘要：

目的:应用斑点追踪显像评价扩张型心肌病患者左室扭转以及其与左室收缩功能之间的关系。方法:获取30例扩张型心肌病患者与30例正常人的标准短轴左心室基底部、心尖部的图像,应用斑点追踪显像测量各个水平峰值旋转角度及旋转率,比较扩张型心肌病患者与正常人之间的差异,以及分析左室扭转与左室舒张末期、左室收缩末期容积及射血分数之间的关系。结果:扩张型心肌病组中峰值旋转角度、旋转率与左室扭转明显减低,左室扭转与左室舒张末期容积、左室收缩末期容积呈负相关,与左室射血分数呈正相关。结论:扩张型心肌病患者的左室扭转运动严重受损,从而引起收缩功能减退。

引用

页码：424 / 426

页数：3

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