相关实验视频

Updated: Jan 17, 2026

Transthoracic Speckle Tracking Echocardiography for the Quantitative Assessment of Left Ventricular Myocardial Deformation

Transthoracic Speckle Tracking Echocardiography for the Quantitative Assessment of Left Ventricular Myocardial Deformation

Published on: October 20, 2016

使用e点隔膜分离来查儿童左心室功能

Elena Chen¹, Sriram Ramgopal¹, Douglas Lorenz²

¹Division of Emergency Medicine, Ann & Robert H. Lurie Children's Hospital of Chicago, Department of Pediatrics, Northwestern University Feinberg School of Medicine, Chicago, IL, USA.

The American journal of emergency medicine

|September 19, 2025

概括

电子点隔膜分离 (EPSS) 有效地选儿科左心室缩功能障碍 (LVSD). 7.0毫米的门适用于年长的孩子,而年幼的孩子可以从更低的4.9毫米门中受益.

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.
护理中心超声波检查

背景情况:

电点隔膜分离 (EPSS) 是一种照顾点超声波 (POCUS) 测量,用于查成人左心室缩功能障碍 (LVSD).
它的实用性和在儿科群体中的分布需要进一步的研究.

研究的目的:

评估EPSS在儿童中的分布.
确定EPSS与儿科患者LVSD的存在和程度之间的关联.
评估用于识别LVSD的EPSS值的诊断性能.

主要方法:

对770个儿科心声图的回顾性分析 (2019年1月 - 2023年2月).
根据射出分数和/或分数缩短,LVSD被分类为轻度,中度或严重.
评估了EPSS与LVSD和中度至重度缩功能障碍的相关性,报告了各种值的敏感性和特异性.

主要成果:

770张心声图中的148张显示LVSD (104张轻度,32张中度,12张重度).
EPSS与LVSD严重程度有很强的相关性 (任何LVSD的AUROC为0.92,中度至严重LVSD的AUROC为0.94).
一个7.0毫米的门显示了76.4%的灵敏度和95.8%的特异性对任何LVSD;一个6.0毫米的门提高了灵敏度到81.8%. 年龄特定的值 (4.9毫米0-3岁) 提高了表现.

结论:

EPSS是一种有前途的POCUS工具,用于查儿科LVSD.
7.0毫米的门对于年长的孩子来说是足够的,而年轻的孩子可能需要更低的门 (例如4.9毫米) 进行最佳查.

关键词:

诊断值是指一个诊断值.E点隔膜隔离区分的分离点.左心室功能障碍是什么儿科心脏回声学儿科心脏回声学护理点的超声波超声波检查

更多相关视频

Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography

Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography

Published on: January 27, 2023

Echocardiographic Evaluation of Atrial Communications before Transcatheter Closure

Echocardiographic Evaluation of Atrial Communications before Transcatheter Closure

Published on: February 8, 2022

相关概念视频

Imaging Studies for Cardiovascular System II:Types of Echocardiography

Imaging Studies for Cardiovascular System II:Types of Echocardiography

Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for...

Mitral Stenosis II: Clinical features and Diagnostic Tests

Mitral Stenosis II: Clinical features and Diagnostic Tests

Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...

Imaging Studies for Cardiovascular System I:Echocardiography

Imaging Studies for Cardiovascular System I:Echocardiography

Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
Indications: Echocardiography is utilized to diagnose heart failure, valve disorders, and myocardial infarction. It also assesses cardiac structures' size, shape, and motion,...