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Related Concept Videos

Chronic Obstructive Pulmonary Disease-I: Introduction01:20

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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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Chronic Obstructive Pulmonary Disease01:24

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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-II: Pathophysiology01:20

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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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COPD: Pathogenesis and Clinical Features01:20

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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.
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Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies01:27

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

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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.
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Candidate genes for COPD: current evidence and research.

Woo Jin Kim1, Sang Do Lee2

  • 1Department of Internal Medicine and Environmental Health Center, Kangwon National University, Chuncheon, South Korea.

International Journal of Chronic Obstructive Pulmonary Disease
|November 4, 2015
PubMed
Summary

Genome-wide association studies identified several genes linked to chronic obstructive pulmonary disease (COPD). Further research is needed to understand the roles of these COPD genes as potential drug targets or biomarkers.

Keywords:
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Area of Science:

  • Genetics
  • Pulmonology
  • Pharmacology

Background:

  • Chronic obstructive pulmonary disease (COPD) is a complex, progressive respiratory disease.
  • Genome-wide association studies (GWASs) have identified multiple candidate genes associated with COPD susceptibility.
  • Genes such as CHRNA3/5, IREB2, HHIP, FAM13A, and AGER are implicated in COPD.

Purpose of the Study:

  • To review evidence supporting the role of recently identified GWAS candidate genes in COPD.
  • To explore the potential of these genes as therapeutic targets or diagnostic/subtyping biomarkers for COPD.
  • To highlight the need for further research into the functional mechanisms of these genes.

Main Methods:

  • Literature review of genome-wide association studies (GWASs) and related research on COPD candidate genes.
  • Synthesis of existing evidence regarding the association of specific genes (CHRNA3/5, IREB2, HHIP, FAM13A, AGER) with COPD.
  • Analysis of the current understanding of the pathological roles and potential clinical applications of these genes.

Main Results:

  • Several candidate genes (CHRNA3/5, IREB2, HHIP, FAM13A, AGER) have been consistently associated with COPD susceptibility across populations.
  • Preliminary evidence suggests these genes may serve as effective drug targets or biomarkers for COPD diagnosis and subtyping.
  • The precise pathological functions of these candidate genes in COPD remain largely uncharacterized.

Conclusions:

  • The identified GWAS candidate genes represent promising avenues for COPD research and clinical application.
  • Further investigation is crucial to elucidate the functional roles and regulatory mechanisms of these genes in COPD pathogenesis.
  • Validation of gene function and characterization of genetic variants are essential next steps for therapeutic and diagnostic development.