ea0029p1379 | Pituitary Clinical | ICEECE2012
Grasso L.
, De Angelis M.
, Di Somma C.
, Savanelli C.
, Galdiero M.
, Cozzolino A.
, Cavallo L.
, Cappabianca P.
, Del Basso De Caro M.
, Pivonello R.
, Colao A.
Aggressive pituitary tumors are classically defined as pituitary tumors with large size, rapid growth and massive invasion of surrounding anatomical structures. This is a group of pituitary tumors with biological behavior between pituitary adenomas and carcinomas and includes a new group of pituitary tumor, defined atypical adenoma, characterized by the presence of invasive growth and combination of increased mitotic activity and a Ki-67 labeling index >3%. The aim of this...