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与儿童心声图相比,左心室射出小部分的视觉估计的准确性
Seyfeddine Zayani1,2, Farah Thabet1,2, Abir Daya1,2
1Department of Pediatrics, Fattouma Bourguiba University Hospital.
Pediatric emergency care
|February 3, 2025
概括
儿科医生可以使用心声回声学可靠地视觉评估左心室缩功能. 这种方法对于评估儿童正常或接近正常的心脏功能是准确的.
科学领域:
- 儿童心脏病学 儿童心脏病学
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
- 评估心脏功能的评估
背景情况:
- 在儿科患者中评估左心室缩功能对于诊断和管理至关重要.
- 定量回声心脏学方法,如辛普森方法,提供精确的测量,但需要专门的培训.
- 经验丰富的临床医生的视觉评估为评估心脏功能提供了一个潜在的更快的替代方案.
研究的目的:
- 为了比较儿科医生对左心室缩功能的视觉评估的准确性与辛普森方法的定量测量.
- 为了确定左心室喷射率 (LVEF) 在儿童的视觉估计的可靠性.
- 评估视觉LVEF估计值与心声回声数据之间的相关性.
主要方法:
- 进行了一项涉及136名儿科患者 (0-18岁) 的横向队列研究.
- 经过认证的儿科心脏病学家进行了心声图,高级儿科重症专家和儿科住院医生进行了视觉评估.
- 使用辛普森方法,对左心室喷射分数 (LVEF) 进行视觉估计和定量测量;计算了布兰德-阿尔特曼分析和相关系数.
主要成果:
- 儿科医生和定量辛普森方法 (r=0.832和r=0.763,P <0.001) 的视觉LVEF估计之间观察到强烈的相关性.
- 在所有评估方法中,平均LVEF值相似:心脏病专家 (65.05±14.15%),高级儿科医生 (64.48±13.59%),儿科住院医生 (64.87±13.17%).
- 布兰德-阿尔特曼分析显示,视觉和定量方法之间的LVEF (0.57±3.64%和0.18±4.37%) 的平均差异很小.
结论:
- 视觉评估儿童的左心室喷射率 (LVEF) 是一个可靠的方法,当经验丰富的儿科医生熟悉心声学.
- 这些发现支持视觉评估的实用性,用于在儿科心声图中评估正常或接近正常的左心室功能.
- 这种方法可以提高儿科心脏评估的效率,特别是在资源有限的环境中或用于快速查.
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