Promising therapies aim to treat hATTR and improve quality of life Medically reviewed by Stella Bard, MD Hereditary transthyretin amyloidosis, or hATTR, is a rare disease that causes proteins to ...

Hereditary transthyretin (hATTR) amyloidosis is a rare disease that runs in families. It is caused by the buildup of toxic proteins called amyloid fibrils throughout the body. The amyloid fibrils ...