hrp0092p1-403 | Pituitary, Neuroendocrinology and Puberty (2) | ESPE2019

Xanthomatous Hypophysitis: A Rare Case in a Paediatric Patient

Jeanne Wong Sze Lyn , Selveindran Nalini , Hong Janet , Zain Fuziah

Background: Hypophysitis is a rare inflammatory condition of the pituitary that can mimic a neoplastic lesion. Histopathology subtypes include lymphocytic, granulomatous, xanthomatous, plasmacytic or a mixed picture. Among these, xanthomatous hypophysitis (XH) is the least common with an unknown aetiology. Unlike lymphocytic hypophysitis, which is believed to be autoimmune in origin, XH is rarely reported to be associated with other autoimmune diseases and res...