相关实验视频

Updated: Jan 17, 2026

High-frequency High-resolution Echocardiography: First Evidence on Non-invasive Repeated Measure of Myocardial Strain, Contractility, and Mitral Regurgitation in the Ischemia-reperfused Murine Heart

High-frequency High-resolution Echocardiography: First Evidence on Non-invasive Repeated Measure of Myocardial Strain, Contractility, and Mitral Regurgitation in the Ischemia-reperfused Murine Heart

Published on: July 9, 2010

心脏磁共振与回声心脏学:通过左心室喷射率和成本负担分析检查风险重新分类的分析

Annie J Tsay¹, Kinpritma Sangha², Linda Lee³

¹Department of Medicine, Cambridge Health Alliance/Harvard Medical School, Cambridge, Massachusetts, USA.

Journal of cardiovascular magnetic resonance : official journal of the Society for Cardiovascular Magnetic Resonance

|September 14, 2025

概括

心血管磁共振 (CMR) LVEF测量更好地预测心力衰竭 (HF) 的结果和成本,而不是胸前回声心脏成像 (TTE). 图像成本不到总HF护理费用的1%,使CMR成为HF管理的宝贵工具.

科学领域:

心脏病学心脏病学
医疗成像医学成像
卫生经济学卫生经济学

背景情况:

心力衰竭 (HF) 是美国日益严重的公共卫生问题.
左心室喷射分数 (LVEF) 对于HF管理至关重要.
两维横体心电回声 (TTE) 是常见的,但心血管磁共振 (CMR) 为LVEF量化提供了更高的准确性.

研究的目的:

为了比较CMR与TTE在心力衰竭患者的LVEF评估中的成本效益.
评估 LVEF 测量方式与 HF 相关的整体医疗保健成本之间的关系.
确定成像模式对预测高频结果和相关财务负担的影响.

主要方法:

一项对420名同日TTE和CMR患者进行的回顾性队列研究.
分析包括LVEF测量,复合HF结果和调整为2022美元的医疗保健成本.
根据LVEF切断值,患者被分为两层,分为HF风险组.

主要成果:

与TTE (p = 0.005) 相比,CMR衍生的LVEF证明了对HF结果的优异预测 (p = 0.005).
CMR更有效地将患者重新分类到较低风险组,连续净重新分类指数为0.36 (p = 0.001).
虽然HF成本随风险增加,但CMR识别的高风险患者的人均成本低于TTE同行;成像成本低于HF总护理成本的1%.

结论:

CMR LVEF测量比TTE更准确地预测HF结果和相关成本.
影像研究的低成本 (HF总护理的<1%) 支持使用CMR来改善HF管理中的风险分层和成本预测.
使用CMR进行LVEF评估可能有助于更好地预测HF患者的医疗费用负担.

关键词:

心血管成像 - 心血管成像成本负担分析成本负担分析心声回声扫描 (Echocardiography) 是一种心声回声扫描.卫生经济学卫生经济学心脏衰竭是因为心脏衰竭.心血管磁共振是一种心血管磁共振.

更多相关视频

Quantification of Mouse Heart Left Ventricular Function, Myocardial Strain, and Hemodynamic Forces by Cardiovascular Magnetic Resonance Imaging

Quantification of Mouse Heart Left Ventricular Function, Myocardial Strain, and Hemodynamic Forces by Cardiovascular Magnetic Resonance Imaging

Published on: May 24, 2021

Evaluation of Left Ventricular Structure and Function using 3D Echocardiography

Evaluation of Left Ventricular Structure and Function using 3D Echocardiography

Published on: October 28, 2020

相关概念视频

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,...

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...

Acute Coronary Syndrome III: Diagnostic Studies

Acute Coronary Syndrome III: Diagnostic Studies

Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...