Common and uncommon features of rheumatoid arthritis and chronic obstructive pulmonary disease: clues to a future

E Andreakos1

  • 1Kennedy Institute of Rheumatology Division, Faculty of Medicine, Imperial College of Science, Technology and Medicine, London, UK. evangelos.andreakos@imperial.ac.uk

Current Drug Targets. Immune, Endocrine and Metabolic Disorders
|June 8, 2004
PubMed

Insights

Chronic inflammatory diseases share common pathogenic mechanisms, particularly involving tumor necrosis factor-alpha (TNFa). Comparing rheumatoid arthritis and COPD reveals therapeutic targets for these incurable conditions.

Area of Science:

  • Immunology
  • Pathophysiology
  • Pharmacology

Background:

  • Chronic inflammatory diseases share common pathogenic mechanisms, despite diverse pathologies.
  • Inflammatory networks controlling tissue destruction and repair are key therapeutic targets.
  • Tumor necrosis factor-alpha (TNFa) blockade is effective in rheumatoid arthritis and other inflammatory conditions.

Purpose of the Study:

  • To review pathogenic mechanisms in rheumatoid arthritis (RA) and chronic obstructive pulmonary disease (COPD).
  • To emphasize the role of inflammatory cytokines, chemokines, and tissue-degrading enzymes.
  • To identify potential therapeutic strategies by comparing RA and COPD pathogenesis.

Main Methods:

  • Literature review of laboratory and clinical studies.
  • Analysis of inflammatory networks in RA and COPD.
  • Comparative analysis of pathogenic mechanisms.

Main Results:

  • Identified shared inflammatory pathways in RA and COPD.
  • Highlighted the role of TNFa, cytokines, chemokines, and enzymes.
  • Demonstrated therapeutic potential of targeting these pathways.

Conclusions:

  • Comparative analysis of RA and COPD pathogenesis offers insights into future therapies.
  • Targeting common inflammatory mechanisms holds promise for treating chronic inflammatory diseases.
  • Further research into shared pathways may lead to novel treatments for incurable diseases.

Related Concept Videos

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-II: Pathophysiology01:20

Chronic Obstructive Pulmonary Disease-II: Pathophysiology

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 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 Disease III: Chronic Bronchitis Features01:24

Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features

Chronic bronchitis is a key phenotype of chronic obstructive pulmonary disease (COPD), characterized by airway-centered inflammation and mucus overproduction. It develops from long-term exposure to harmful particles or gases, most commonly cigarette smoke, which triggers a persistent inflammatory response.Cellular and Structural ChangesInflammation initially affects the large bronchi and later the smaller airways, with infiltration by immune cells, including neutrophils, macrophages, 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-V: Management01:29

Chronic Obstructive Pulmonary Disease-V: Management

Managing Chronic Obstructive Pulmonary Disease (COPD) involves a multifaceted approach to reduce symptoms, prevent exacerbations, improve overall health status, and slow disease progression. Key strategies include lifestyle modifications, pharmacotherapy, supportive therapies, and, in some cases, surgery. Here is an overview of the primary COPD management strategies:
Smoking Cessation