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相关概念视频

Exercise Stress Test01:26

Exercise Stress Test

1.1K
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
1.1K
Physical Assessment of the Respiratory Tract II: Inspection01:27

Physical Assessment of the Respiratory Tract II: Inspection

835
Physical assessment of the respiratory tract through inspection is a crucial step in understanding the patient's respiratory health. It provides insights into the functioning of the respiratory system, the musculoskeletal structure, and even the patient's nutritional status. This comprehensive approach involves observing several vital aspects: chest configuration, breathing patterns, respiratory rates, skin color, and use of accessory muscles.
Chest Configuration
The chest configuration...
835
Assessment of Respiration01:23

Assessment of Respiration

1.8K
The respiratory system's basic structures and primary functions lay the foundation for nurses' comprehensive respiratory assessments. This assessment includes subjective and objective data to gauge the patient's respiratory health.
Subjective Assessment: Nurses interview the patient to gather information directly during the subjective assessment. It includes questions about the individual's medical history, medications, and symptoms, focusing on past respiratory conditions like...
1.8K
Assessment of the Cardiovascular System II: Inspection01:29

Assessment of the Cardiovascular System II: Inspection

788
Inspection is the initial step in assessing the cardiovascular system. It involves a detailed visual examination that provides crucial information about a patient's circulatory and cardiac health. This systematic process, conducted from head to toe, helps identify signs of cardiovascular conditions by observing physical appearance, skin and mucous membranes, jugular and carotid pulsations, chest symmetry, and the condition of the extremities.
Head and Neck
788
Assessment of the Cardiovascular System III: Palpation01:27

Assessment of the Cardiovascular System III: Palpation

1.0K
Palpation involves feeling the body to evaluate texture, size, consistency, and tenderness for assessing cardiovascular health. The following steps are organized in a head-to-toe order:
Jugular Venous Pressure (JVP) Measurement
Position the patient at a thirty- to forty-five-degree angle or in a semi-fowler's position. Look for the highest point of pulsation in the internal jugular vein and measure the vertical distance to the angle of Loius or sternal angle. A normal JVP is 3-4 cm above...
1.0K
Assessment of Airway, Skin Color, and Use of Accessory Muscles01:30

Assessment of Airway, Skin Color, and Use of Accessory Muscles

1.6K
A thorough assessment of respiratory health is paramount in clinical settings to identify and manage respiratory distress and ensure adequate oxygenation. This article elaborates on the critical aspects of respiratory evaluation, including airway assessment, skin color examination, and the observation of accessory muscle use, which are integral to effectively diagnosing and managing patients with respiratory conditions.
Introduction
The initial evaluation of a patient's respiratory system...
1.6K

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相关实验视频

Updated: Jan 14, 2026

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

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一种客观的方法来检测心肺运动测试期间的叹息.

Léon Genecand1,2, Thomas Nibler3, Ivan Guerreiro4,5

  • 1Service de Pneumologie, Département de Médecine, Hôpitaux Universitaires de Genève, Genève, Switzerland. leon.genecand@hug.ch.

Scientific reports
|October 21, 2025
PubMed
概括

研究人员开发了一种自动化方法,在心肺运动测试 (CPET) 中客观量化过度叹息. 这一突破有助于诊断功能障碍呼吸 (DB) 并了解其与COVID-19后持续性呼吸障碍的联系.

关键词:
异常的呼吸模式是正常的进行心肺运动测试.功能障碍的呼吸 功能障碍的呼吸他叹了口气,叹了口气.

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Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects
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Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects

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Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies
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Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies

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相关实验视频

Last Updated: Jan 14, 2026

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

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Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects
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Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies
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科学领域:

  • 肺部医学 肺部医学
  • 呼吸系统生理学 呼吸系统生理学
  • 医疗技术 医疗技术 医学技术

背景情况:

  • 过度叹息是一种已知的呼吸功能障碍 (DB) 的形式.
  • 心肺运动测试 (CPET) 主观地评估叹息,但缺乏自动定量.
  • 需要客观的方法来测量CPET期间的叹息.

研究的目的:

  • 开发和验证一种自动化方法来量化CPET期间的叹息.
  • 为了能够客观地评估功能障碍的呼吸模式.

主要方法:

  • 利用两个瑞士队列 (n=48导出,n=77验证) 的COVID-19后呼吸障碍患者接受CPET.
  • 开发了一个使用滚动中位数过器和潮体积 (VT) 峰值分析的自动检测算法.
  • 经验丰富的评级人员使用高分辨率数据对视觉分析进行验证的自动视线检测.

主要成果:

  • 自动化方法的准确性很高,在203个检测到的尖峰中,有199个 (98%) 相当于验证队列中的叹息.
  • 实现了高的评价者间可靠性 (科恩卡帕=0.89).
  • 开发的方法有效量化了CPET期间的叹息.

结论:

  • 在CPET期间成功开发了一种简单的自动化方法,用于客观地量化 sigh.
  • 这种工具可以促进建立规范性 sigh 值,并探索 DB 患者的 sigh-symptom 关联.
  • 该方法有可能改善功能障碍呼吸的诊断和管理.