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Last Updated: Aug 29, 2019
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Dr. Mool Chand GuptaPulmonologist • 48 Years Exp.MD - Pulmonary, DTCD
COPD CAUSES

Smoking is most important cause.
Burning of biomass as household fuel.
occupational pollution like vapors,irritants,and fumes.
outdoor pollution relative less effect.
Genetic cause is alpha 1 antitrypsin deficiancy.
Any factor that effect lung growth ,like low birth weight and repeated lung infection.

COPD is third cause of mortality world wise and stopping smoking and environmental care can make a huge deffrence.