Benign pituitary tumors are not cancerous but can still cause problems if they compress your brain tissue or optic nerves. Some can lead to the under- or overproduction of certain hormones. Your ...

Reninomas are rare renin-secreting kidney tumors, resulting from a neoplastic expansion of juxtaglomerular cells of the kidney, which are cells that regulate blood pressure via the secretion of renin.

A pituitary adenoma is a benign tumor in the front part of the pituitary gland. Doctors categorize these tumors by size, with the smallest type called pituitary microadenoma. Pituitary adenomas are ...

Pituitary tumors are atypical growths that develop in the pituitary gland. They are typically noncancerous. Doctors often use blood tests as a first step in diagnosing pituitary tumors. The pituitary ...