相关实验视频

Updated: Jan 15, 2026

Post-Myocardial Infarction Heart Failure in Closed-chest Coronary Occlusion/Reperfusion Model in Göttingen Minipigs and Landrace Pigs

Post-Myocardial Infarction Heart Failure in Closed-chest Coronary Occlusion/Reperfusion Model in Göttingen Minipigs and Landrace Pigs

Published on: April 17, 2021

在IgA脏病中左心室重塑:预后影响和临床相关性:在IgAN患者中进行LV重塑

Lu-Hua Jin¹, Qian Zhou², Gui-Xin Huang³

¹Department of Nephrology, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China; NHC Key Laboratory of Clinical Nephrology (Sun Yat-Sen University) and Guangdong Provincial Key Laboratory of Nephrology, Guangzhou 510080, China.

European journal of internal medicine

|October 12, 2025

概括

免疫球蛋白A脏病 (IgAN) 中的左心室缩 (LVH) 与脏和心脏风险有关. 集中的LVH预测脏问题,而异常的LVH表明主要的不良心血管事件.

科学领域:

腎臟病學 (nephrology) 是一種醫學.
心脏病学心脏病学
病理学病理学病理学

背景情况:

左心室 (LV) 几何重塑及其预后影响在免疫球蛋白A脏病 (IgAN) 中尚不清楚.
这项研究旨在澄清与LV缩 (LVH) 相关的临床病理因素,随着时间的推移LV几何学的进展,以及LVH对Igan患者心脏结局的影响.

研究的目的:

在免疫球蛋白A脏病 (IgAN) 患者中识别左心室缩 (LVH) 的风险因素.
为了检查Igan.LV中LV几何学的纵向变化.
确定不同LVH表型与心脏和脏结局之间的关联.

主要方法:

从2013年到2021年对683名生物检测证明为原发性IGAN的成年患者进行了回顾性分析.
对LV几何表型的综合回声心脏学评估.
多变量考克斯回归分析,以评估基线LV几何和复合脏 (50%的eGFR下降或功能衰竭) 和心血管 (MACE) 终点之间的关系.

主要成果:

在基线时,8.8%的患者患有与年龄,高血压,蛋白尿,eGFR和动脉动脉质症相关的LVH.
血红蛋白和内毛细胞超细胞性被确定为LVH进展的危险因素.
集中性LVH显著增加脏风险 (4.14倍),而异常LVH独立预测MACE (3.42倍).

结论:

临床病理学因素如年龄,高血压,蛋白尿,EGFR和动脉动脉质症是IGAN中LVH的关键决定因素.
LVH的进展受到血红蛋白水平和内毛细管细胞增多的影响.
特定的LVH模式,同心和偏心,在IGAN患者中作为分别对脏和心血管风险的独立预测因素.

关键词:

心血管终点是心血管终点.在IgA脏病发作中,IgA脏病发作左心室过度缩小的情况左心室重塑的左心室重塑脏终点是脏的终点.

更多相关视频

A Rat Model of Pressure Overload Induced Moderate Remodeling and Systolic Dysfunction as Opposed to Overt Systolic Heart Failure

A Rat Model of Pressure Overload Induced Moderate Remodeling and Systolic Dysfunction as Opposed to Overt Systolic Heart Failure

Published on: April 30, 2020

Evaluation of Right Ventricular Function in Experimental Models of Pulmonary Arterial Hypertension

Evaluation of Right Ventricular Function in Experimental Models of Pulmonary Arterial Hypertension

Published on: June 27, 2025

相关概念视频

Heart Failure II: Pathophysiology

Heart Failure II: Pathophysiology

Systolic Heart Failure and Compensatory MechanismsSystolic heart failure (also termed HFrEF, Heart Failure with Reduced Ejection Fraction) is the most prevalent type of heart filure. It results in a decreased volume of blood being pumped from the ventricle. The aortic arch and carotid sinuses have baroreceptors that detect reduced blood pressure, triggering the sympathetic nervous system (SNS) to release epinephrine and norepinephrine. Initially, this response aims to boost heart rate and...

Cardiomyopathy V: Interprofessional Care

Cardiomyopathy V: Interprofessional Care

Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...

Mitral Regurgitation I: Introduction

Mitral Regurgitation I: Introduction

Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...

Myocarditis I: Introduction

Myocarditis I: Introduction

Myocarditis is inflammation of the myocardium, which is the muscular layer of the heart.EtiologyMyocarditis has a diverse etiology, including a wide range of infectious and non-infectious causes:Infectious CausesViral: Common viruses include Coxsackie A and B, adenovirus, parvovirus B19, enteroviruses, and influenza A.Bacterial: Examples include infections caused by Streptococcus, Staphylococcus, and Mycoplasma species.Rickettsial: Infections like Rocky Mountain spotted fever can result in...

Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies

Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies

The key clinical manifestations of Rheumatic heart disease (RHD) include several distinct cardiac symptoms.Carditis, a hallmark of acute rheumatic fever, involves inflammation of the heart's endocardium, myocardium, and pericardium. Chronic RHD often results from recurrent episodes of carditis. Its symptoms include the following:Murmurs are caused by valvular damage, especially to the mitral and aortic valves. Mitral stenosis or regurgitation is common, with characteristic heart murmurs...