[Nonfunctioning suprasellar ectopic pituitary adenoma. A case report].

A case of nonfunctioning suprasellar ectopic pituitary adenoma in a 49-year-old man is reported. The patient was refered to us with a partial visual field defect of the right eye. Neuroendocrinological examinations showed slightly higher levels of adrenocorticotrophic hormone and prolactin.