Alpha-1 Antitrypsin Test-Introduction, Test Result, Unit, Reference Range, Test Methods, Clinical Significance, and Keynotes
Introduction The Alpha-1 Antitrypsin (AAT) test is a blood test that measures the level of Alpha-1 Antitrypsin, a protein produced by the liver. This protein plays a key role in protecting the lungs and other tissues from damage caused by enzymes like elastase. Low levels …