三维回声心脏学分析中枢环形动力学:对结婚整形选择的含义
Melissa M Levack1, Arminder S Jassar, Eric K Shang
1Gorman Cardiovascular Research Group, Glenolden, PA 19036, USA.
Circulation
|September 12, 2012
概括
在患有缺血性和myxomatous mitra反的患者中, mitra环形动力学受到损害. 这表明灵活的结环整形戒指在中枢修复过程中可能无法恢复正常的环状功能.
科学领域:
- 心血管研究的心血管研究.
- 心脏外科手术是什么心脏手术
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
背景情况:
- 灵活的结环整形指环旨在保持状环形动力学.
- 这假设在接受 mitra 门修复的患者中正常的环状运动.
- 这项研究研究了特定的 mitrale 排泄类型中的 mitrale 环形动力学.
研究的目的:
- 测试假设,在缺血性和myxomatous mitra反中, mitra环形动力学受到损害.
- 为了评估这些条件对中枢环解剖学和运动的影响.
主要方法:
- 实时3D透食管心声谱用于11名正常受试者,11名患有缺血性 mitrale regurgitation,以及11名患有 myxomatous mitral regurgitation.
- 图像分析涉及半自动环状跟踪来评估动态.
- 参数被规范化为均的抽缩和放缩周期.
主要成果:
- 缺血和myxomatous双腹吐环在中间缩区域比正常环大得多.
- 与对照人群相比,缺血性 mitra 排泄环表现出较低的动态.
- 在早期的缩中,myxomatous mitra regurgitation annuli 显示出异常扩张.
结论:
- 在缺血和myxomatous mitra反中, mitra环形动力学和解剖学异常.
- 在这些条件下,灵活的结环整形装置不太可能恢复正常的环状动力学或解剖学.
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