Transthyretin Amyloidosis (ATTR)
Transthyretin amyloidosis (ATTR) is a rare systemic disorder caused by amyloid deposition of misfolded transthyretin (TTR) protein. TTR is a 55 kDa protein consisting of 127 amino acids, mainly present in plasma and cerebrospinal fluid (CSF). It transports thyroxine (T4)…

