Definition: A light-sensitive neuroendocrine organ attached to the roof of the THIRD VENTRICLE of the brain. The pineal gland secretes MELATONIN, other biogenic amines, and neuropeptides.
neopl: do not consider PINEALOMA a synonym: coord PINEAL GLAND (IM) with BRAIN NEOPLASMS (IM) + histol type of type (IM)