Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

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...
Endocarditis I: Introduction01:25

Endocarditis I: Introduction

Introduction:Endocarditis is the infection of the endocardium, the inner lining of the heart and its valves. When the heart muscle is involved, the condition is termed myocarditis, while an infection of the outer lining is called pericarditis. Infective endocarditis (IE) primarily affects the endocardium, where pathogens adhere to the valves or lining, forming vegetation that can lead to severe complications. Infective endocarditis occurs when microorganisms, usually bacteria from other body...
Endocarditis II: Clinical Features of Infective Endocarditis01:25

Endocarditis II: Clinical Features of Infective Endocarditis

Endocarditis can present various clinical features depending on the causative organism and the patient's underlying health conditions. Initially, the clinical features of infective endocarditis develop gradually, presenting with nonspecific symptoms that can be easily mistaken for other illnesses.General SymptomsEarly symptoms of infective endocarditis are fever, chills, weakness, malaise, fatigue, and weight loss. These symptoms reflect the systemic nature of the infection and the body's...
Endocarditis III: Medical Management01:18

Endocarditis III: Medical Management

Infective endocarditis management involves a multifaceted approach encompassing infection prevention, lifestyle modifications, pharmacological therapy, and surgical management.Infection Prevention:Hand Hygiene: Thorough handwashing is crucial to prevent the spread of infection. Hand hygiene should be performed regularly, especially before and after using the restroom.Oral Hygiene: Good oral hygiene is essential. It includes brushing teeth immediately after waking up and before bed, flossing...
Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies01:22

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...

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Congestive heart failure--a diagnostic approach.

Journal of the Tennessee Medical Association·1977
Same author

Uremic pericarditis: a prospective echocardiographic and clinical study.

Clinical nephrology·1976
Same author

Traumatic pericardial hematoma simulating tricuspid valve obstruction.

The Johns Hopkins medical journal·1975
Same author

Echocardiography manifestations of flail aortic valve leaflets in bacterial endocarditis.

Circulation·1975
Same author

Aortic dissection fifteen years after surgical repair of aortic coarctation.

The Johns Hopkins medical journal·1975
Same author

Pericardiectomy for treatment of uremic pericarditis.

Circulation·1974

相关实验视频

Updated: Jul 2, 2026

Transthoracic Echocardiography in Mice
08:09

Transthoracic Echocardiography in Mice

Published on: May 29, 2010

大动脉内心炎中的可变回声心脏学特征

T M Wray

    Circulation
    |October 1, 1975
    PubMed
    概括

    心声学可以识别大动脉内心炎植被和叶片破裂. 这些发现与手术观察相关,有助于诊断这种严重的心脏膜感染.

    科学领域:

    • 心脏病学 心脏病学
    • 医疗成像医学成像
    • 传染性疾病 传染性疾病

    背景情况:

    • 大动脉内心炎是一种严重的感染,影响心脏门.
    • 准确的诊断对于及时干预和改善患者结果至关重要.
    • 心声成像是评估心脏结构的关键成像方式.

    研究的目的:

    • 描述大动脉内心炎中的心声学异常.
    • 为了将这些发现与手术内解剖观察相关联.
    • 为了将心声回声图案与之前报告的数据进行比较.

    主要方法:

    • 对五名确诊患有大动脉内心炎的患者进行了回顾性分析.
    • 对大动脉形态和运动进行心声学评估.
    • 超声心动图发现与大动脉置换期间手术发现的相关性.

    主要成果:

    • 暗示植被的特定回声心脏图案包括在心经缩时的叶片加厚和在心经缩时的多重回声.
    • 混乱的高频回声表明叶片破裂,与植被模式不同.
    • 心声学发现与外科手术门外观有很好的相关性.

    结论:

    更多相关视频

    Echocardiographic Approaches and Protocols for Comprehensive Phenotypic Characterization of Valvular Heart Disease in Mice
    12:12

    Echocardiographic Approaches and Protocols for Comprehensive Phenotypic Characterization of Valvular Heart Disease in Mice

    Published on: February 14, 2017

    Investigating Aortic Valve Calcification via Isolation and Culture of T Lymphocytes using Feeder Cells from Irradiated Buffy Coat
    04:30

    Investigating Aortic Valve Calcification via Isolation and Culture of T Lymphocytes using Feeder Cells from Irradiated Buffy Coat

    Published on: February 4, 2021

    相关实验视频

    Last Updated: Jul 2, 2026

    Transthoracic Echocardiography in Mice
    08:09

    Transthoracic Echocardiography in Mice

    Published on: May 29, 2010

    Echocardiographic Approaches and Protocols for Comprehensive Phenotypic Characterization of Valvular Heart Disease in Mice
    12:12

    Echocardiographic Approaches and Protocols for Comprehensive Phenotypic Characterization of Valvular Heart Disease in Mice

    Published on: February 14, 2017

    Investigating Aortic Valve Calcification via Isolation and Culture of T Lymphocytes using Feeder Cells from Irradiated Buffy Coat
    04:30

    Investigating Aortic Valve Calcification via Isolation and Culture of T Lymphocytes using Feeder Cells from Irradiated Buffy Coat

    Published on: February 4, 2021

    • 心声学在诊断大动脉内心炎方面非常有价值.
    • 清晰的回声模式可以区分植被和叶片破裂.
    • 这些成像发现有助于手术规划和患者管理.