儿科参考范围和测试特征的E点 Septal 分离作为左心室功能障碍的标记:一个回顾性研究
Ethan S Vorel1, Xander Jacquemyn2,3, Joanna S Cohen1
1Department of Pediatrics, Division of Pediatric Emergency Medicine, Johns Hopkins Children's Center, Baltimore, MD.
Pediatric emergency care
|April 14, 2025
概括
E点隔膜分离 (EPSS) 可靠地识别了儿童的左心室 (LV) 缩功能障碍. 这种护理点超声波指标显示出高准确度,在儿科紧急情况中非常有用.
科学领域:
- 儿童心脏病学 儿童心脏病学
- 诊断性的超声波检查
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
背景情况:
- E点隔膜分离 (EPSS) 是一个经过验证的护理点超声度指标,用于估计成人左心室喷射率 (LVEF).
- 在儿童群体中,EPSS对评估左心室 (LV) 缩功能障碍的诊断效用尚未得到充分证实.
研究的目的:
- 评估EPSS的测试特征,作为儿科患者LV缩功能障碍的标志物.
- 在儿科队列中建立EPSS的参考范围.
主要方法:
- 从600名儿科患者 (≤20年) 的胸前回声图的回顾性分析.
- 从M模式的横侧长轴视图中获得的EPSS测量结果.
- 接收器操作特征 (ROC) 曲线分析以确定诊断性能.
主要成果:
- 在对照组中,EPSS与各种人口和临床参数相关,但没有LVEF.
- 与对照组相比,患有LV缩功能障碍的患者表现出明显更高的EPSS值 (P<0.01).
- ROC分析表明,曲线下的面积为0.93,最佳切线为6.17毫米,达到86%的灵敏度和92%的特异性.
结论:
- EPSS是一种可靠的超声波标志物,用于识别儿科患者的LV缩功能障碍.
- 这项研究表明,EPSS在儿科急诊环境中具有潜在的临床实用性,用于快速评估心脏功能.
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