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Related Concept Videos

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

Chronic Obstructive Pulmonary Disease-I: Introduction

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.
Chronic Obstructive Pulmonary Disease I: Introduction01:23

Chronic Obstructive Pulmonary Disease I: Introduction

Chronic obstructive pulmonary disease is a common, preventable, and treatable respiratory disorder characterized by persistent symptoms and progressive airflow limitation. This limitation results from a combination of small-airway disease (obstructive bronchiolitis) and parenchymal destruction (emphysema), both driven by chronic inflammation from exposure to harmful particles or gases.The disease includes two main pathological entities: emphysema, marked by destruction of alveolar walls and...
COPD: Pathogenesis and Clinical Features01:20

COPD: Pathogenesis and Clinical Features

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...
Chronic Obstructive Pulmonary Disease-III: Symptoms and Complications.01:25

Chronic Obstructive Pulmonary Disease-III: Symptoms and Complications.

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:

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Related Experiment Video

Updated: Jul 7, 2026

Auricular Acupuncture as a Traditional Chinese Medicine Therapy for Chronic Obstructive Pulmonary Disease Combined with Sleep Disorders
05:34

Auricular Acupuncture as a Traditional Chinese Medicine Therapy for Chronic Obstructive Pulmonary Disease Combined with Sleep Disorders

Published on: August 18, 2023

Bidirectional association between COPD and AF: a systematic review and meta-analysis.

Yunmeng Wang1, Chaowei Ding2, Yawei Liu1

  • 1Department of Cardiovascular Medicine, The Second Hospital of Hebei Medical University, Shijiazhuang, Hebei Province, China.

Frontiers in Cardiovascular Medicine
|July 6, 2026
PubMed
Summary

Chronic obstructive pulmonary disease (COPD) and atrial fibrillation (AF) share a two-way link, increasing the risk of developing each condition. Comorbid COPD and AF significantly elevate mortality risk, necessitating integrated patient management.

Keywords:
atrial fibrillationbidirectional associationchronic obstructive pulmonary diseasemeta-analysispublic healthsystematic review

Related Experiment Videos

Last Updated: Jul 7, 2026

Auricular Acupuncture as a Traditional Chinese Medicine Therapy for Chronic Obstructive Pulmonary Disease Combined with Sleep Disorders
05:34

Auricular Acupuncture as a Traditional Chinese Medicine Therapy for Chronic Obstructive Pulmonary Disease Combined with Sleep Disorders

Published on: August 18, 2023

Area of Science:

  • Cardiology and Respiratory Medicine
  • Epidemiology
  • Public Health

Background:

  • Chronic obstructive pulmonary disease (COPD) and atrial fibrillation (AF) are prevalent conditions.
  • The epidemiological link and prognostic impact of comorbid COPD and AF require comprehensive evaluation.

Purpose of the Study:

  • To systematically evaluate the bidirectional association between COPD and AF.
  • To assess the combined impact of COPD and AF on patient prognosis.
  • To provide evidence for managing these comorbidities.

Main Methods:

  • Systematic literature search of PubMed, EMBASE, and Cochrane Library (up to June 2025).
  • Included cohort and case-control studies, assessed quality using Newcastle-Ottawa Scale.
  • Pooled odds ratios (OR) using random- or fixed-effects models.

Main Results:

  • 48 publications were included.
  • AF increased COPD risk (OR=1.56); COPD increased AF risk (OR=1.72).
  • Comorbid AF and COPD increased short-term and long-term mortality risks.

Conclusions:

  • A bidirectional observational association exists between COPD and AF.
  • Coexistence of COPD and AF is linked to increased mortality.
  • Findings suggest a need for integrated management of comorbid COPD and AF.