BACKGROUND Pituitary carcinoma is a rare type of malignancy that can be very difficult to
diagnose and treat. Many cases were diagnosed at autopsy. Delays in diagnosis often …

Context: Although pituitary adenomas are common, pituitary carcinoma is a very rare
condition. Objective: We report on a 48-yr-old male presenting with pituitary carcinoma with …

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 …

Although pituitary adenomas (PAs) account for 15% of intracranial tumors, pituitary
carcinomas (PCs) are a rare entity. Most commonly, PCs evolve from aggressive PAs …

Objective Pituitary carcinomas are extremely rare tumors associated with poor prognosis
despite surgery, radiation, and chemotherapy. The hallmark of diagnosis implies …

Null-cell carcinomas of the pituitary are extremely rare. We describe a 41-year-old woman
with a large adenohypophyseal neoplasm presenting as a primary nonfunctioning tumor …

Objectives Pituitary carcinoma is a rare entity with fewer than 200 total cases reported in the
English literature. Analysis of the population-level data from the National Cancer Database …

Pituitary carcinomas are exceptional tumors and constitute 0.1 to 0.2% of pituitary tumors.
Their definition includes well-established criteria but distant metastasis is the hallmark …

Pituitary carcinoma is defined by metastasis of a pituitary tumor to a distant location.
Although rare, pituitary carcinoma is becoming an increasingly recognized entity among …

Pituitary carcinomas are rare pituitary tumors that by definition have cerebrospinal and/or
systemic metastases. Most of the tumors occur in the setting of multiple recurrences of …