BACKGROUND Pituitary carcinomas are rare adenohypophysial neoplasms, the definition,
diagnosis, therapy, and prognosis of which are controversial. METHODS Pituitary …

Pituitary adenomas originating in adenohypophysial cells represent the most common
neoplasms of the sella turcica. The pathologist's goal is the optimal diagnosis and …

Pituitary carcinomas are rare, making up some 0.2% of all pituitary tumors, but represent a
particular challenge to clinical practice. The diagnosis of a pituitary carcinoma requires …

OBJECTIVE: To examine relationships between pituitary tumors and lesion size,
invasiveness, resectability, deoxyribonucleic acid ploidy, cell cycle profile, mitotic activity …

The classification of neoplasms of adenohypophysial cells is misleading because of the
simplistic distinction between adenoma and carcinoma, based solely on metastatic spread …

Pituitary carcinoma is a rare disease, defined by the presence of cerebrospinal or distant
metastasis of a pituitary neuroendocrine tumor (PitNET). To review our institutional …

Abstract PITUITARY CARCINOMAS ARE rare tumors; less than 100 well-documented cases
have been reported to date. Such tumors are aggressive and associated with a high …

Context: Although pituitary tumors are common, pituitary carcinoma is very rare and is only
diagnosed when pituitary tumor noncontiguous with the sellar region is demonstrated …

Invasive adenomas show pathologic or radiological signs of invasion to the cavernous or
sphenoid sinuses, bone, or nasal mucosa. WHO classification categorizes pituitary …

Pituitary carcinomas, defined as distant metastases of a pituitary neoplasm, are rare; fewer
than 140 reports exist in the English literature. The initial presenting pituitary tumor is usually …