Source:http://linkedlifedata.com/resource/umls/id/C0917890
NCI: A slow growing type of brain tumor that occurs in or around the pineal gland, a tiny organ near the center of the brain.,NCI: A benign neoplasm of the brain arising from the pineal gland.,NCI: A WHO grade I slow growing tumor, more frequently affecting young adults. It is composed of small, uniform, mature cells resembling pineocytes with occasional large pineocytomatous rosettes. It may show a wide range of divergent phenotypes, including neuronal, glial, melanocytic, photoreceptor and mesenchymal differentiation. Pineocytoma generally has a relatively favorable prognosis. (Adapted from WHO)