Alpha-1-antitrypsin deficiency

This information is for people in the UK who have been diagnosed with alpha-1-antitrypsin deficiency, their families, friends and carers. It explains what alpha-1-antitrypsin deficiency is, what causes it, what the symptoms are, how it’s diagnosed and options for treatment. 

Alpha-1-antitrypsin deficiency is also known as AATD or A1AD.