Investigating the link between Alpha-1 Antitrypsin Deficiency and Abdominal Aortic Aneurysms.
OBJECTIVES: Alpha-1-Antitrypsin (AAT) is one of the major plasmatic protease inhibitors. In the last decade, an association between Alpha-1-Antitrypsin Deficiency (AATD) and Abdominal Aortic Aneurysms (AAA) has been hypothesized.