Endocrine Abstracts

Introduction: The role of the pineal gland and its hormone, melatonin, in the regulation of hypothalamo-adenohypophysial system activity is well known. At the same time, studies of the circadian rhythm of melatonin secretion in patients with pituitary adenomas are few in number, because the evaluation of pineal activity is not generally included in the clinical investigation of patients with pituitary tumors.Aim: The present study analyzed the circadian ...