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

Factors affecting Blood pressure01:28

Factors affecting Blood pressure

Several physiological and lifestyle factors influence blood pressure (BP). Understanding these factors is crucial as they are significant in patient education and blood pressure management.
Physiological Factors:
Regulation of Stroke Volume01:27

Regulation of Stroke Volume

The regulation of stroke volume, which is the amount of blood the heart pumps out during each heartbeat, is critical for maintaining a healthy circulatory system. Stroke volume is influenced by three main factors: preload, contractility, and afterload.
Preload refers to the degree of stretch on the heart before it contracts. It's analogous to the stretching of a rubber band; the more it's stretched, the more forcefully it snaps back. This concept is encapsulated in the Frank-Starling law of the...
Coronary Artery Disease I: Introduction01:30

Coronary Artery Disease I: Introduction

Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
Heart Failure I: Introduction01:27

Heart Failure I: Introduction

Heart failure refers to a clinical syndrome caused by structural or functional cardiac disorders that prevent the heart from pumping an adequate amount of blood to meet the body's metabolic needs. This condition often arises from myocardial infarction or ischemia, leading to decreased cardiac output, reduced tissue perfusion, impaired gas exchange, fluid volume imbalance, and decreased functional ability.Heart failure can result from disruptions in the mechanisms that regulate cardiac output...
Atherosclerosis II: Clinical Manifestations and Diagnostic Tests01:27

Atherosclerosis II: Clinical Manifestations and Diagnostic Tests

Atherosclerosis is a progressive disorder that leads to the thickening and narrowing of arterial walls due to plaque buildup. This condition can cause various symptoms depending on the arteries affected:Coronary Artery Disease (CAD): This condition affects the coronary arteries and may lead to chest pain (angina), shortness of breath (dyspnea), heart attacks, and other heart disease symptoms.Cerebrovascular Disease: This affects blood flow to the brain, causing transient ischemic attacks (TIAs)...
Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...

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

Effects of pregnancy and chronic exercise on maternal cardiac structure and function.

Canadian journal of physiology and pharmacology·1999
Same author

ARCTIC: assessment of haemodynamic response in patients with congestive heart failure to telmisartan: a multicentre dose-ranging study in Canada.

American heart journal·1999
Same author

Congenital arteriovenous fistula of internal thoracic artery: successfully managed by transcatheter embolization.

Catheterization and cardiovascular diagnosis·1998
Same author

Nitrate therapy for stable angina pectoris.

The New England journal of medicine·1998
Same author

Cardiovascular death and left ventricular remodeling two years after myocardial infarction: baseline predictors and impact of long-term use of captopril: information from the Survival and Ventricular Enlargement (SAVE) trial.

Circulation·1997
Same author

The effect of hydralazine on the development of tolerance to continuous nitroglycerin.

The Journal of pharmacology and experimental therapeutics·1997

相关实验视频

Updated: Jul 5, 2026

Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression
13:07

Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression

Published on: January 15, 2022

冠状动脉疾病的预后. 血管学,血液动力学和临床因素.

G W Burggraf, J O Parker

    Circulation
    |January 1, 1975
    PubMed
    概括
    此摘要是机器生成的。

    这项研究分析了266名冠状动脉疾病患者没有手术,发现5年生存率为73%. 预后在更严重的血管疾病和诸如心力衰竭等疾病中恶化.

    更多相关视频

    Cardiac Loading using Passive Left Atrial Pressurization and Passive Afterload for Graft Assessment
    08:49

    Cardiac Loading using Passive Left Atrial Pressurization and Passive Afterload for Graft Assessment

    Published on: August 2, 2024

    A Magnetic Resonance Imaging-based Computational Protocol for Analysis of Plaque Morphology and Hemodynamics in Patients with Carotid Artery Stenosis
    09:36

    A Magnetic Resonance Imaging-based Computational Protocol for Analysis of Plaque Morphology and Hemodynamics in Patients with Carotid Artery Stenosis

    Published on: August 12, 2025

    相关实验视频

    Last Updated: Jul 5, 2026

    Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression
    13:07

    Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression

    Published on: January 15, 2022

    Cardiac Loading using Passive Left Atrial Pressurization and Passive Afterload for Graft Assessment
    08:49

    Cardiac Loading using Passive Left Atrial Pressurization and Passive Afterload for Graft Assessment

    Published on: August 2, 2024

    A Magnetic Resonance Imaging-based Computational Protocol for Analysis of Plaque Morphology and Hemodynamics in Patients with Carotid Artery Stenosis
    09:36

    A Magnetic Resonance Imaging-based Computational Protocol for Analysis of Plaque Morphology and Hemodynamics in Patients with Carotid Artery Stenosis

    Published on: August 12, 2025

    科学领域:

    • 心脏病学 心脏病学
    • 临床医学 临床医学
    • 公共卫生 公共卫生

    背景情况:

    • 评估冠状动脉疾病的手术结果需要了解未经治疗的患者的自然史.
    • 许多患有冠状动脉疾病的患者不接受手术干预,因此他们的预后至关重要.

    研究的目的:

    • 追溯分析没有接受手术治疗的冠状动脉疾病患者的长期临床过程和生存率.
    • 确定影响非手术治疗冠状动脉疾病患者预后的因素.

    主要方法:

    • 对266名动脉学证实显著冠状动脉狭窄症患者的回顾性分析.
    • 随访时间从1年到10年不等.
    • 根据血管疾病的程度和并发症的存在,分析了生存率.

    主要成果:

    • 整个队列的整体五年生存率为73%.
    • 五年生存率与患病血管的数量有很大差异:单血管92%;双血管65%;三血管病55%.
    • 与降低五年生存率相关的因素包括高血压 (61%),充血性心力衰竭 (38%),异常血液动力学 (62%) 和左心室异能 (58%).
    • 以前患有胸痛或心肌梗塞的病史并没有显著影响存活率.

    结论:

    • 可以准确评估非手术治疗的冠状动脉疾病患者的临床过程和生存率.
    • 冠状动脉疾病的程度和特定并发症的存在是医疗管理患者长期预后的关键决定因素.