Pineal tumors

Pineal outlined in the brain between the top side, the main secretion of melatonin (melatonin), its role and the pituitary melanocyte stimulating hormone (MSH) conversely, amphibians lighter skin pigment. Neuroendocrine pineal is the converter, a "biological clock", and may inhibit gonadal activity. Pineal tumor cells by morphological classification to a combination of factors, from the pineal gland in the vicinity of the tumor funnel called ectopic pineal tumors. A diagnosis. History, symptoms : occurs in children, 1 / 3 patients with sexually precocious; Tumor compression symptoms, headache, vomiting; Violations of the hypothalamus, diabetes insipidus there hypothalamus or the other neuropsychiatric symptoms. 2. Medical examination found : have decreased visual acuity, papilledema, abnormal gait. 3. Supplementary examination : CT scan, MRI can detect tumor diagnosis and done. Treatment of surgical resection or radiotherapy.