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Related Concept Videos

Chronic Obstructive Pulmonary Disease01:24

Chronic Obstructive Pulmonary Disease

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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...
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Chronic Obstructive Pulmonary Disease-I: Introduction01:20

Chronic Obstructive Pulmonary Disease-I: Introduction

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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.
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COPD: Management Using Bronchodilators and Corticosteroids01:26

COPD: Management Using Bronchodilators and Corticosteroids

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Chronic obstructive pulmonary isease (COPD) involves a group of progressive lung disorders characterized by persistent airflow limitation and chronic respiratory symptoms. Asthma-COPD Overlap Syndrome (ACOS), encompassing features of both asthma and Chronic obstructive pulmonary disease (COPD), is a group of progressive lung disorders that includes chronic bronchitis, emphysema, and refractory (non-reversible) asthma. ACOS leads to complex clinical presentations that combine the inflammatory...
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Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies01:27

Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies

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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
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COPD: Pathogenesis and Clinical Features01:20

COPD: Pathogenesis and Clinical Features

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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...
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Chronic Obstructive Pulmonary Disease-II: Pathophysiology01:20

Chronic Obstructive Pulmonary Disease-II: Pathophysiology

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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:
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Related Experiment Video

Updated: Mar 20, 2026

Author Spotlight: Evaluating the Therapeutic Efficacy of Moving Cupping Along Meridians for Acute Exacerbation of COPD
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[Distinguishing asthma from COPD].

Kouhei Ohara, Takuya Samukawa, Hiromasa Inoue

    Nihon Rinsho. Japanese Journal of Clinical Medicine
    |June 4, 2016
    PubMed
    Summary
    This summary is machine-generated.

    Asthma and chronic obstructive pulmonary disease (COPD) are significant health issues. Differentiating these conditions, especially in smokers, and understanding asthma-COPD overlap syndrome (ACOS) is crucial for effective management.

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    Area of Science:

    • Respiratory Medicine
    • Pulmonology

    Context:

    • Asthma and COPD represent substantial global health challenges.
    • Asthma involves reversible airway narrowing and inflammation.
    • COPD is linked to smoking and environmental factors, causing persistent airflow limitation and inflammation.

    Purpose:

    • To highlight the diagnostic challenges in differentiating asthma from COPD.
    • To introduce asthma-COPD overlap syndrome (ACOS) as a distinct phenotype.
    • To emphasize the importance of precise understanding for clinical practice.

    Summary:

    • Asthma is defined by airway inflammation and reversible narrowing.
    • COPD is characterized by persistent airflow limitation, often associated with smoking.
    • Distinguishing between asthma and COPD can be difficult, particularly in elderly smokers.
    • Asthma-COPD overlap syndrome (ACOS) presents with features of both conditions.

    Impact:

    • Accurate differentiation is vital for appropriate patient management.
    • Recognizing ACOS can lead to tailored therapeutic strategies.
    • Improved understanding contributes to better public health outcomes for respiratory diseases.