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Chronic bronchitis is an obstructive pulmonary disease that causes definitive changes to the airways of the patients afflicted. This results in structural changes to the airways, airway inflammation, excessive mucus production, and permanent air flow obstruction. The pathology is significant in that patients with chronic bronchitis become quite debilitated and require substantial medical care.
Chronic bronchitis and pulmonary emphysema comprise the disease classification known as chronic obstructive pulmonary disease (COPD), the fourth leading cause of death in the United States behind heart disease, cancer, and cerebrovascular disease. The vast majority of COPD ...