Deca Durabolin: Uses, Benefits, And Side Effects
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Deca Durabolin: Uses, Benefits, And Side Effects

Clinical Overview of Chronic Obstructive Pulmonary Disease (COPD)

Category Key Points
Definition COPD is a progressive, usually irreversible lung disease characterized by airflow limitation that is not fully reversible.
Pathophysiology • Airway inflammation → mucous hypersecretion, bronchial wall thickening, and narrowing.
• Emphysema → destruction of alveolar walls, loss of elastic recoil, air trapping.
• Reduced diffusing capacity (DLCO) in emphysema‑dominant phenotypes.
Clinical Phenotypes • Chronic bronchitis: allanstaffingagency.com productive cough &gt