The differential of a pituitary macroadenoma is essentially the list of conditions leading to a pituitary region mass. Surgical debulking of pituitary macroadenomas causing. A case report summary thyrotropin secreting pituitary adenomas tshomas are a rare cause of hyperthyroidism with a prevalence of about one case per million. Pituitary macroadenoma radiology reference article. Tumores hipofisarios microadenoma 1 cm prolactinomas adenomas no funcionante h. A pituitary tumor is a growth of abnormal cells in the tissues of the pituitary gland. We described a case of hypotonic hyponatremia in a 76yrold man with a pituitary macroadenoma.
Cushings disease cd is a serious condition of chronic hypercortisolism caused by an acthsecreting pituitary tumor and is associated with increased morbidity and mortality 1, 2. They account for less than 2% of all pituitary adenomas. Pituitary macroadenomas are the most common suprasellar mass in adults, and responsible for the majority of transsphenoidal hypophysectomies. Context and objective cognitive deterioration is reported in patients with a nonfunctioning pituitary macroadenoma. Diagnosis and management of pituitary carcinomas the. Pituitary adenomas may be the cause of the syndrome of inappropriate secretion of antidiuretic hormone siadh, although few cases have so far been reported. The diagnosis of a pituitary carcinoma requires evidence of metastatic disease, either outside the central nervous system cns or. He had a recent history of two syncopal attacks which had occurred in the last two months. View enhanced pdf access article on wiley online library html view download pdf for. Cognitive functioning in patients treated for nonfunctioning pituitary macroadenoma and the effects of pituitary radiotherapy.