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Alpha-1-antitrypsin Deficiency

By , About.com Guide

Updated October 03, 2008

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Definition: One of the causes of emphysema, alpha-1-antitrypsin is an enzyme in the body that is found to be deficient in a small percentage of people. This leaves them susceptible to irritants such as cigarette smoking, secondhand smoke, allergens and air pollution.

To learn more about alpha-1-antitrypsin deficiency, visit:

Alpha-1-Antitrypsin Deficiency: An Unsung Cause of Emphysema.

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