通过心声成像对患者的左心室功能评估非ST段升高ACS接受成功皮肤再血管治疗的患者
Zeinab Alsadat Ahmadi1, Manijhe Mokhtari-Dizaji1, Hamideh Khesali2
1Department of Medical Physics, Faculty of Medical Sciences, Tarbiat Modares University, Tehran, Iran.
Journal of clinical ultrasound : JCU
|July 19, 2025
概括
成功的穿皮冠状动脉干预 (PCI) 在急性冠状动脉综合征 (ACS) 患者中显著改善左心室 (LV) 功能. 像全球应变和弹性模量这样的非侵入性生物力学标记有效地评估了PCI后的早期LV恢复.
科学领域:
- 心脏病学 心脏病学
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
- 生物机械分析分析
背景情况:
- 在没有ST升高的急性冠状动脉综合征 (ACS) 患者中,有限的研究评估了皮肤通冠状动脉干预 (PCI) 后左心室 (LV) 功能恢复.
- 在PCI后评估收缩性LV功能对于了解治疗结果至关重要.
研究的目的:
- 通过使用非侵入性生物力学标记来评估成功的PCI对LV恢复的影响.
- 评估ACS患者在重血管化后心肌功能早期变化.
主要方法:
- 在PCI前,PCI后1天和PCI后3个月,30名有保存喷射分数 (EF) 的ACS患者接受了2D心声扫描.
- 使用常规回声心脏学,用于全球纵向和周围应变的2D斑点跟踪回声心脏学 (2D-STE) 和弹性模量 (E) 参数评估的LV功能.
主要成果:
- 在PCI后1天和3个月观察到总体应变和弹性模量 (E) 的显著改善 (p <0.05).
- 张力变化与喷射率 (EF) 变化 (r = 0.6,p < 0.05) 相对应适度.
- 全球纵向菌株 (GLS) 和全球周边菌株 (GCS) 在检测LV恢复方面表现出高灵敏度 (87%) (AUC 0.86-0.91,p < 0.001).
结论:
- 全球菌株和弹性模量是敏感的,非侵入性的标记,用于评估冠状动脉再血管化后早期的LV改善.
- 这些参数有效地区分了ACS患者的PCI前和PCI后状态.
相关概念视频
Acute Coronary Syndrome III: Diagnostic Studies
23
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...
23
Imaging Studies for Cardiovascular System II:Types of Echocardiography
396
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...
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...
396
Imaging Studies for Cardiovascular System I:Echocardiography
492
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,...
Indications: Echocardiography is utilized to diagnose heart failure, valve disorders, and myocardial infarction. It also assesses cardiac structures' size, shape, and motion,...
492
Acute Coronary Syndrome I: Introduction
80
Acute Coronary Syndrome (ACS) encompasses a spectrum of heart conditions caused by sudden obstruction of coronary arteries, typically resulting from the rupture of an atherosclerotic plaque and subsequent thrombus (blood clot) formation. This obstruction can lead to partial or complete blockage of blood flow, causing varying degrees of myocardial ischemia or infarction.ACS includes the following clinical entities:Unstable Angina (UA)Non-ST-Elevation Myocardial Infarction (NSTEMI)ST-Elevation...
80
Cardiac Catheterization III: Left Heart Catheterization
215
Left heart catheterization is an invasive diagnostic procedure used to evaluate the function and structure of the left side of the heart. It is generally performed to diagnose and treat cardiovascular conditions such as valve abnormalities, coronary artery disease, and congenital heart defects.Diagnostic and therapeutic purposesLeft heart catheterization serves various diagnostic and therapeutic purposes, including:Assessing coronary artery bypass grafts.Evaluating coronary artery disease in...
215
Cardiac Catheterization I: Pre-Procedure Overview
160
Cardiac catheterization is an invasive diagnostic technique used to identify and evaluate structural and functional diseases of the heart and major blood vessels. This technique diagnoses congenital heart disease, coronary artery disease, valvular heart disease, and coronary spasms and assesses ventricular function. It helps guide treatment decisions, including the need for revascularization procedures like percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG) and...
160


