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Mucosal oedema and airway hyperreactivity.
1Dipartimento di Scienze Biomediche e Oncologia Umana, Universita'di Torino, Italy.
The European Respiratory Journal. Supplement
|June 1, 1989
Summary
Asthma involves airway inflammation, leading to mucosal edema and hyperreactivity. This study explores how edema may worsen bronchial responsiveness and how bronchoconstriction might contribute to edema formation.
Area of Science:
- Pulmonary Medicine
- Respiratory Physiology
Background:
- Asthma is characterized by airway inflammation, mucosal edema, and hyperreactivity.
- The interplay between mucosal edema and airway hyperreactivity in asthma pathogenesis is not fully understood.
Purpose of the Study:
- To investigate the relationship between mucosal edema and airway hyperreactivity in asthma.
- To explore potential mechanisms linking edema and hyperreactivity.
Main Methods:
- Review of available experimental evidence.
- Theoretical considerations on the pathogenetic links.
Main Results:
- Mucosal edema may enhance bronchial responsiveness through increased epithelial permeability, altered airway mechanics, or neural pathway stimulation.
- Bronchoconstriction could potentially contribute to edema by increasing hydrostatic pressure in postcapillary venules.
Conclusions:
- Mucosal edema and airway hyperreactivity are interconnected in asthma.
- Understanding this relationship may offer new insights into asthma management.