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Related Concept Videos

COPD: Management Using Bronchodilators and Corticosteroids01:26

COPD: Management Using Bronchodilators and Corticosteroids

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...
Chronic Obstructive Pulmonary Disease IV: Clinical Manifestations01:19

Chronic Obstructive Pulmonary Disease IV: Clinical Manifestations

Chronic Obstructive Pulmonary Disease, or COPD, is a long-term condition marked by persistent and only partially reversible airflow limitation. It involves two overlapping conditions—chronic bronchitis and emphysema—which often co-appear but differ in dominant symptoms and underlying mechanisms.Chronic Bronchitis FeaturesChronic bronchitis presents with a persistent productive cough and thick, sometimes purulent mucus due to airway inflammation, enlarged mucus glands, and goblet cell...
Chronic Obstructive Pulmonary Disease01:24

Chronic Obstructive Pulmonary Disease

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...
Asthma-IV: Diagnostic and Management01:30

Asthma-IV: Diagnostic and Management

The diagnosis and management of asthma are comprehensive, encompassing clinical assessments, lung function tests, and pharmacological interventions. Here's an overview:
Clinical Assessment for Asthma:
This is the first step in diagnosing and managing asthma. It includes:
Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies01:27

Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies

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
Asthma-II: Pathophysiology and Classification01:26

Asthma-II: Pathophysiology and Classification

Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:

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Related Experiment Video

Updated: May 24, 2026

Acupoint Application Combined with Ear Plaster Therapy for Treating Sleep Disorders with Acute Exacerbation of Chronic Obstructive Pulmonary Disease
04:53

Acupoint Application Combined with Ear Plaster Therapy for Treating Sleep Disorders with Acute Exacerbation of Chronic Obstructive Pulmonary Disease

Published on: October 18, 2024

Consensus document on the overlap phenotype COPD-asthma in COPD.

Juan José Soler-Cataluña1, Borja Cosío, José Luis Izquierdo

  • 1Hospital General de Requena, Requena, Valencia, España. jjsoler@telefonica.net

Archivos De Bronconeumologia
|February 21, 2012
PubMed
Summary

Experts identified an "Overlap Phenotype COPD-Asthma" in patients with features of both conditions. Early inhaled corticosteroid use is recommended, with further research needed for optimal diagnosis and treatment guidelines.

Related Experiment Videos

Last Updated: May 24, 2026

Acupoint Application Combined with Ear Plaster Therapy for Treating Sleep Disorders with Acute Exacerbation of Chronic Obstructive Pulmonary Disease
04:53

Acupoint Application Combined with Ear Plaster Therapy for Treating Sleep Disorders with Acute Exacerbation of Chronic Obstructive Pulmonary Disease

Published on: October 18, 2024

Area of Science:

  • Pulmonology
  • Respiratory Medicine
  • Clinical Phenotyping

Background:

  • Asthma and COPD are distinct respiratory diseases, yet some patients exhibit overlapping symptoms and characteristics.
  • Limited evidence exists for managing these overlapping cases, necessitating further investigation into their unique evolutionary and treatment response patterns.

Framework:

  • A nationwide expert consensus defined the

Implementation:

  • Diagnosis of the Overlap Phenotype COPD-Asthma requires meeting 2 major and 2 minor criteria.
  • Major criteria include a significant bronchodilator response (FEV1 increase ≥ 15% and ≥ 400ml), sputum eosinophilia, and a personal asthma history.
  • Minor criteria involve high IgE, atopy history, and repeated bronchodilator responsiveness.

Implications:

  • Early, individualized inhaled corticosteroid therapy is advised, with caution regarding abrupt cessation.
  • Triple therapy should be considered for severe cases.
  • Significant gaps in understanding the natural history and treatment efficacy for this phenotype persist, highlighting the need for dedicated research.