相关概念视频
01:20Chronic Obstructive Pulmonary Disease-II: Pathophysiology
3.1K
Chronic Obstructive Pulmonary Disease (COPD) pathophysiology is intricate and multifaceted, involving a complex interplay of physiological processes. Understanding these mechanisms is crucial for effectively managing and treating COPD. Here is an in-depth look at the critical elements in the pathophysiology of COPD:
Chronic Inflammation
Chronic Inflammation
3.1K
01:22Chronic Obstructive Pulmonary Disease
1.4K
COPD is defined as a heterogeneous lung condition marked by persistent respiratory symptoms such as dyspnea, cough, and sputum production, caused by abnormalities in the airways that cause airflow obstruction.
Smoking is a primary risk factor for COPD, with over 80% of patients having a history of it. Patients typically experience progressive dyspnea or labored breathing, frequent coughing, and recurrent pulmonary infections. Many eventually succumb to respiratory failure, characterized by...
Smoking is a primary risk factor for COPD, with over 80% of patients having a history of it. Patients typically experience progressive dyspnea or labored breathing, frequent coughing, and recurrent pulmonary infections. Many eventually succumb to respiratory failure, characterized by...
1.4K
01:20Chronic Obstructive Pulmonary Disease-I: Introduction
2.9K
Chronic Obstructive Pulmonary Disease (COPD) is a long-lasting respiratory condition requiring continuous attention and care. It is a progressive lung disease that leads to breathing challenges due to airflow obstruction. It manifests as persistent respiratory symptoms and restricted airflow resulting from abnormalities in the airways and alveoli, usually due to long-term exposure to harmful particles or gases. COPD mainly consists of two primary conditions: emphysema and chronic bronchitis.
2.9K
01:25Chronic Obstructive Pulmonary Disease-III: Symptoms and Complications.
2.9K
Understanding the variety of primary symptoms and systemic complications that characterize chronic obstructive pulmonary disease (COPD) is crucial for healthcare professionals.
Symptoms of COPD can be classified as primary or systemic. Primary symptoms relate to reduced airflow, while systemic or extrapulmonary symptoms relate to COPD's broader impact on the body.
Primary Symptoms of COPD:
Symptoms of COPD can be classified as primary or systemic. Primary symptoms relate to reduced airflow, while systemic or extrapulmonary symptoms relate to COPD's broader impact on the body.
Primary Symptoms of COPD:
2.9K
01:20COPD: Pathogenesis and Clinical Features
525
Chronic obstructive pulmonary disease (COPD) is a group of lung conditions that progressively worsen over time, including chronic bronchitis and emphysema. This cluster of diseases collectively leads to a gradual and irreversible decline in lung function over time.
The primary cause for the onset of COPD is cigarette smoking and exposure to air pollution. These hazardous factors initiate a chain reaction within the lungs, resulting in chronic inflammation, damage to the airways, and a...
The primary cause for the onset of COPD is cigarette smoking and exposure to air pollution. These hazardous factors initiate a chain reaction within the lungs, resulting in chronic inflammation, damage to the airways, and a...
525
01:27Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies
2.6K
Assessing and diagnosing Chronic Obstructive Pulmonary Disease (COPD) involves a detailed approach that includes a comprehensive review of medical history, physical examination, and a variety of diagnostic tests. This thorough evaluation is essential to ensure an accurate diagnosis and guide effective management strategies.
Medical History
Medical History
2.6K
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
Developing low-carbon salbutamol MDI: assessment of relative bioavailability and pharmacodynamic relative potency of salbutamol MDI with propellant HFA-152a.
BMJ open respiratory research·2026
Same author
Clinical factors associated with severely reduced health status in patients with COPD and comorbid depression/anxiety: The Swedish PRAXIS study.
NPJ primary care respiratory medicine·2026
Same author
Airborne Movement of Antibiotic Resistance Genes Between Livestock Stables and Farmers' Homes.
Microorganisms·2026
周围气道功能和COPD中的疾病负担
Martin Färdig1,2, Karin Lingman1,2, Karin Lisspers3
1Department of Medical Sciences, Clinical Physiology, Uppsala University, Uppsala, Sweden.
ERJ open research
|August 5, 2025
概括
使用脉冲振荡计 (IOS) 和强制振荡技术 (FOT) 的异常振荡计与慢性慢性病的严重程度相关,并预测未来的恶化. 这种技术在监测慢性阻塞性肺病 (COPD) 患者方面表现有前途.
科学领域:
- 呼吸系统医学 呼吸系统医学
- 肺功能测试试验 肺功能测试
- 诊断技术 诊断技术 诊断技术
背景情况:
- 周围呼吸道功能障碍是慢性阻塞性肺病 (COPD) 的一个关键特征.
- 振荡计,包括脉冲振荡计 (IOS) 和强制振荡技术 (FOT),显示了检测外围气道问题的潜力.
- 需要进一步的研究来确定振荡计在监测COPD进展和结果中的作用.
研究的目的:
- 分析振荡计 (IOS和FOT) 与COPD关键指标之间的关联.
- 调查振荡计参数与呼吸道阻塞,健康状况,呼吸困难和未来恶化之间的关系.
- 评估振荡计在评估COPD患者疾病负担中的有用性.
主要方法:
- 150名患有COPD的成年人使用振荡计 (IOS/FOT),螺旋计 (FEV1),COPD评估测试 (CAT) 和mMRC呼吸障碍得分进行评估.
- 异常振荡度是由电阻 (Rrs5) 和反应率 (Xrs5) 和反应率差异 (ΔXrs5) 的z-score定义的.
- 通过医疗记录审查,在1年和3年内追踪未来的恶化情况.
主要成果:
- 异常的振荡度与COPD疾病负担显著相关.
- 严重的气道阻塞 (FEV1 <50%) 显示与异常Rrs5,Xrs5和ΔXrs5 (ORs 4.8018.0) 的风险相关性最高.
- 异常振荡度也与中度至重度呼吸不全,COPD健康状况较差以及未来恶化的增加相关 (ORs 2.773.98).
结论:
- 异常的振荡计检测结果对于评估COPD患者具有重要意义.
- 振荡计参数,特别是阻力和反应能力,可以帮助预测COPD未来的恶化风险.
- 这些发现支持振荡计作为COPD管理和监测的有价值工具的潜力.