左心室功能的心声评估在患有 mitra 吐的患者:一个元分析
1Ultrasound Medical Imaging Department, Provincial Hospital of Traditional Chinese Medicine, Lanzhou, Gansu, China.
Frontiers in cardiovascular medicine
|December 25, 2025
概括
与健康个体相比,患有 mitra regurgitation (MR) 的患者表现出左心室功能受损,体积和质量较高,但排泄分数和全球辐射应变 (GRS) 减少. 在MR中,GRS是评估左心室功能的关键指标.
科学领域:
- 心脏病学 心脏病学
- 医疗成像医学成像
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
背景情况:
- 伴心回 (MR) 可以显著影响左心室 (LV) 功能.
- 斑点跟踪回声心脏学 (STE) 提供了对心脏力学进行先进的定量评估.
研究的目的:
- 通过使用斑点跟踪回声心脏学 (speckle-tracking echocardiography) 量化评估心脏左心室功能,对患有额头腔吐 (mitral regurgitation,MR) 的患者进行评估.
- 澄清STE在评估MR患者左心室功能的临床应用.
主要方法:
- 在PubMed,Embase,Web of Science和Cochrane图书馆进行了系统的文献搜索,截至2024年11月22日.
- 使用Stata18.0软件对23项研究进行了元分析,研究质量使用纽卡斯尔-太华尺度进行评估.
主要成果:
- 与健康对照组相比,MR患者的LV末缩体积指数,LV末缩体积指数和LV质量指数显著更高 (P <0.01).
- 相反,在MR患者中,LV喷射分数和全球辐射应变 (GRS) 显着较低 (P < 0.01).
- 基于MR严重程度的亚组分析减少了异质性,并证实了整体发现,尽管E/A,全球周围应变,全球纵向应变和LV相对壁厚没有显著差异.
结论:
- 在MR患者和健康个体之间存在GRS的显著差异,突出其实用性.
- 从斑点跟踪回声心脏学中获得的GRS为评估在腹回的背景下左心室功能提供了有价值的参考.
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