Hello, Welcome to icliniq.com. About chronic bronchitis, it is a part of a disease called COPD (chronic obstructive pulmonary disease). It is diagnosed by the history of heavy smoking, which is the most important factor in controlling the disease and prevention of complication. To prevent further deterioration, you must avoid smoking, and smokers are rapidly treated by systemic steroids and antibiotic. The probable cause may be smoking.
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