AAT deficiency
Key points
- Alpha-1 antitrypsin deficiency is a lack of a liver protein that blocks the destructive effects of certain enzymes.
- The condition may lead to emphysema and liver disease.
Alternative names
Alpha-1 antitrypsin deficiency
Definition
Alpha-1 antitrypsin deficiency is a lack of a liver protein that blocks the destructive effects of certain enzymes. The condition may lead to emphysema and liver disease.
Written and revised by
David Cohen, M.D.
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