Endocrine Abstracts

Introduction: Pituitary adenomas are the most common cause of sellar masses. Several types of tumors may involve the sellar region, because of complex anatomy. They are classified according to size, function, immunohistochemical examination cell type of adenomas. Most of the pituitary adenomas without clinical function are gonadotropin-releasing adenomas on immunohistochemical examinations. They are usually seen as macroadenomas. They are often diagnosed with pituitary insuffi...