左心室功能评估的心声学参数和冠状动脉病患者接受选择性皮肤冠状动脉干预的预测价值
Jing Qin1, Haijian Guo1, Yu Zhang1
1Department of Cardiac Ultrasound, Affiliated Hospital of Nantong University Nantong 226001, Jiangsu, China.
American journal of translational research
|February 12, 2026
概括
心声学,特别是心肌应变指数,如全球纵向和辐射应变,可以预测冠状动脉疾病患者在经皮冠状动脉干预后的结果. 这些测量有助于风险分层和指导早期干预.
科学领域:
- 心脏病学 心脏病学
- 医疗成像医学成像
- 诊断技术 诊断技术
背景情况:
- 冠心病 (CHD) 具有显著的心血管风险.
- 穿皮冠状动脉干预 (PCI) 是一种常见的心脏病治疗方法.
- 在PCI后的CHD患者的预后评估需要精细的工具.
研究的目的:
- 评估心声回声学参数在接受选择性PCI的CHD患者的预后能力.
- 具体评估心肌应变指数在预测患者结果中的作用.
- 为了确定PCI后风险分层的关键心声学标记.
主要方法:
- 在PCI后对135名心血管疾病患者和100名健康对照者的回顾性分析.
- 测量回声心脏学参数,包括心脏输出,心室体积,喷射率和心肌应变 (GLSP,GRSP).
- 进行12个月的随访,以评估主要的不良心血管事件 (MACE) 以确定预后.
主要成果:
- 与对照人群相比,CHD患者在PCI前表现出心脏功能受损.
- 在PCI后,心脏功能有所改善,但仍未达到最佳水平.
- 较差的PCI后心肌张力 (较低的GLSP,较高的GRSP) 和心室尺寸与预后不良相关 (MACE).
- 结合GLSP和GRSP模型的研究表明,对预后不佳的患者,预测准确度很高 (AUC为0.865).
结论:
- 心声学参数,特别是结合性心肌应变指数 (GLSP,GRSP),是PCI后心脏病患者预后的有价值预测指标.
- 应变成像为风险分层提供了显著的潜力,并为这组患者提供了及时干预的指导.
- 这些发现支持将高级心声回声学整合到常规的临床实践中,用于心脏病管理.
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