Neoplasms which arise from or metastasize to the PITUITARY GLAND. The majority of pituitary neoplasms are adenomas, which are divided into non-secreting and secreting forms. Hormone producing forms are further classified by the type of hormone they secrete. Pituitary adenomas may also be characterized by their staining properties (see ADENOMA, BASOPHIL; ADENOMA, ACIDOPHIL; and ADENOMA, CHROMOPHOBE). Pituitary tumors may compress adjacent structures, including the HYPOTHALAMUS, several CRANIAL NERVES, and the OPTIC CHIASM. Chiasmal compression may result in bitemporal HEMIANOPSIA.
Also Known As:
Pituitary Adenoma; Pituitary Tumors; Pituitary Tumor; Cancer of Pituitary; Cancer of the Pituitary; Pituitary Carcinoma; Adenoma, Pituitary; Adenomas, Pituitary; Cancer, Pituitary; Cancers, Pituitary; Carcinoma, Pituitary; Carcinomas, Pituitary; Neoplasm, Pituitary; Neoplasms, Pituitary; Pituitary Adenomas; Pituitary Cancers; Pituitary Carcinomas; Pituitary Neoplasm; Tumor, Pituitary; Tumors, Pituitary; Pituitary Cancer