在患有左心室动脉瘤的患者中,用斑点跟踪回声心脏成像评估左心室扩张功能
Olena Nemchyna1,2,3, Natalia Solowjowa1,2,3, Yuriy Hrytsyna1,2
1Department of Cardiothoracic and Vascular Surgery, Deustches Herzzentrum der Charité, Augustenburger Platz 1, 13353, Berlin, Germany.
The international journal of cardiovascular imaging
|July 25, 2024
概括
从斑点跟踪回声心脏学中获得的晚期透析应变率 (GLSRa) 是左心室 (LV) 动脉瘤患者接受手术心室修复的结果的强有力的预测因素. 更高的GLSRa值与更好的无事件生存相关.
科学领域:
- 心脏病学 心脏病学
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
- 心脏外科手术 心脏外科手术
背景情况:
- 斑点跟踪回声心脏图 (STE) 参数对于评估左心室 (LV) 功能至关重要.
- 左心室 (LV) 抗治疗性动脉瘤往往需要进行外科心室修复 (SVR).
- 对这些患者来说,评估透析功能及其预后影响至关重要.
研究的目的:
- 评估 LV 透气功能的既定和新型 STE 参数.
- 确定这些STE参数在接受SVR的LV前治疗性动脉瘤患者的预后作用.
主要方法:
- 对137名接受SVR治疗的患者进行了回顾性分析,以寻找LV前治疗性动脉瘤.
- 在27名患者中,STE参数与侵入性血液动力学测量的相关性.
- 评估术前心声学参数与临床结果的关联 (死亡率,LVAD,移植).
主要成果:
- 晚期透气应变率 (GLSRa) 与肺动脉压力 (r=-0.75,p<0.001),肺毛细血管压力和LV末端透气压力有很强的相关性.
- GLSRa和早期透析填充速度与GLSRa的比率提供了增量预后价值.
- 患有GLSRa<0.59s-1的患者的无事件生存时间显着较短 (6.7年对10.9年,p<0.001).
- 与GLSRa相比,峰值储左心房应变显示出较弱的关联.
结论:
- 晚期扩张性应变率 (GLSRa) 是评估LV动脉动脉动脉瘤患者的LV扩张性功能的一个有价值的工具.
- GLSRa和左心房应变预测了手术室内修复后的结果.
- 在传统的临床和心声回声测量之外,STE参数提供了重要的预后信息.
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