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

Exercise Stress Test01:26

Exercise Stress Test

203
Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
203
Pathophysiology of Heart Failure01:17

Pathophysiology of Heart Failure

1.6K
Heart failure (HF) is a progressive syndrome involving ventricles that leads to inadequate cardiac output. It can be classified based on location and output or ejection fraction. Ejection fraction (EF) is an essential measurement in the diagnosis and surveillance of HF. Reduced EF corresponds to systolic heart failure (HFrEF). However, HF with preserved ejection fraction (HFpEF) is becoming increasingly prevalent. Also known as diastolic HF, this form of HF is related to aging. The...
1.6K
Exercise and Cardiovascular Response01:20

Exercise and Cardiovascular Response

802
Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
802
Pulmonary Function Tests01:25

Pulmonary Function Tests

330
Pulmonary Function Tests (PFTs)
Pulmonary Function Tests are crucial diagnostic tools for assessing respiratory function, particularly in patients with chronic respiratory disorders. They comprehensively evaluate lung volumes, ventilatory function, breathing mechanics, diffusion, and gas exchange. These tests help diagnose pulmonary diseases and play a significant role in monitoring disease progression, evaluating disability, and assessing response to therapy.
PFTs involve using a spirometer, a...
330
Exercise and Cardiac Output01:17

Exercise and Cardiac Output

1.0K
Regular physical activity is essential for maintaining cardiovascular health, with aerobic exercises being particularly effective. According to the American Heart Association, 150 minutes of moderate to intense aerobic exercise per week is recommended for a healthy heart. Aerobic activities may include brisk walking, running, bicycling, cross-country skiing, and swimming, ideally performed three to five times per week.
Sustained exercise increases the muscles' oxygen demand, which can be...
1.0K
Imbalances in Cardiac Output01:26

Imbalances in Cardiac Output

1.4K
The heart's primary function is to pump blood throughout the body, maintaining a balance between blood sent out (cardiac output) and blood returning (venous return). If this balance is disrupted, it can result in congestive heart failure (CHF), a severe condition where the heart becomes an inefficient pump, leading to inadequate blood circulation.
CHF can occur due to the failure of either side of the heart. Left-side failure leads to pulmonary congestion—the right side continues to send...
1.4K

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

The Rare Trio: Concomitant Bone Marrow Involvement by Smoldering Myeloma and Systemic Mastocytosis with an Associated Hematologic Neoplasm and ALECT-2 Renal Amyloidosis - A Case Report and Literature Review.

Case reports in oncology·2026
Same author

Concurrent Chronic Myeloid Leukemia and Chronic Lymphocytic Leukemia at Initial Presentation: A Case Report and Review of the Literature.

Case reports in oncology·2026
Same author

Hairy Cell Leukemia: Clinical Characteristics and Outcomes from a Single Center in the Middle East and North Africa.

Journal of blood medicine·2026
Same author

Successful Management of Tyrosine Kinase Inhibitor-Induced Bone Marrow Aplasia in Chronic Phase Chronic Myeloid Leukemia with Ponatinib: A Case Report and Literature Review.

Clinical medicine insights. Case reports·2026
Same author

Review of Bleeding as Initial Presentation in Patients with Chronic Myeloid Leukemia.

Clinical and applied thrombosis/hemostasis : official journal of the International Academy of Clinical and Applied Thrombosis/Hemostasis·2026
Same author

Beyond Bleeding: Underrecognized Thrombotic Complications in Acute Promyelocytic Leukemia - A Single-Center Experience from the GCC Region.

Clinical and applied thrombosis/hemostasis : official journal of the International Academy of Clinical and Applied Thrombosis/Hemostasis·2026

相关实验视频

Updated: Jun 29, 2025

Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure
04:20

Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure

Published on: October 1, 2019

5.8K

在心力衰竭中进行心肺运动测试.

Michel Juarez1, Cristian Castillo-Rodriguez1, Dina Soliman1

  • 1Department of Internal Medicine, Texas Tech University Health Sciences Center, Lubbock, TX 79430, USA.

Journal of cardiovascular development and disease
|March 27, 2024
PubMed
概括

心肺运动测试 (CPET) 通过测量运动反应来评估心力衰竭患者. 先进的便携式设备和智能手表提供了更简单的方法来监测身体活动和治疗效果.

关键词:
进行心肺运动测试.心脏衰竭是因为心脏衰竭.预后 预后 预后治疗治疗治疗治疗治疗治疗

更多相关视频

Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease
00:07

Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease

Published on: August 24, 2019

9.7K
Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects
06:57

Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects

Published on: February 12, 2021

3.2K

相关实验视频

Last Updated: Jun 29, 2025

Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure
04:20

Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure

Published on: October 1, 2019

5.8K
Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease
00:07

Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease

Published on: August 24, 2019

9.7K
Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects
06:57

Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects

Published on: February 12, 2021

3.2K

科学领域:

  • 心脏病学 心脏病学
  • 运动生理学 运动生理学
  • 医疗技术 医疗技术 医学技术

背景情况:

  • 心肺运动检测 (CPET) 对于评估和管理心力衰竭 (HF) 是至关重要的.
  • CPET测量了心肺呼吸系统对运动的反应,包括最大氧气吸收 (V ̇O2) 和通风 (V ̇E) /二氧化碳排泄 (V ̇CO2) 倾斜率.
  • 这些参数对于预后至关重要,低V ̇O2和高V ̇E/V ̇CO2斜率表明结果不佳.

研究的目的:

  • 在心力衰竭管理中提供CPET的全面概述.
  • 讨论CPET的运动原理,方法,临床应用和预后影响.
  • 探索新兴技术,如便携式CPET和智能手表用于HF患者监测.

主要方法:

  • 对心力衰竭中CPET当前文献的综述.
  • 分析生理参数 (V ̇O2,V ̇E/V ̇CO2斜率) 和它们的预后值.
  • 讨论药物试验应用 (例如,埃纳拉普利尔) 和心脏康复的好处.

主要成果:

  • 包括V ̇O2max和V ̇E/V ̇CO2斜率在内的CPET数据是高频率预后的关键预测因素.
  • 心脏康复改善V ̇O2并降低BNP水平,CPET量化这些变化.
  • 便携式CPET设备和智能手表提供了可访问的方法来监测身体活动和治疗反应.

结论:

  • 对于HF评估,指导预后和治疗,CPET是不可或缺的.
  • BNP水平与身体活动和心脏康复的有效性相关.
  • 技术进步正在加强CPET原则在HF患者护理中的实际应用.