Central nervous system primitive neuroectodermal tumor

Pronunciation

Definition 1

A type of cancer that arises from a particular type of cell within the brain or spinal cord. Also called CNS PNET. (NCI Dictionary)

Definition 2

An aggressive malignant embryonal neoplasm arising from the central nervous system. This category includes ependymoblastoma, medulloepithelioma, and supratentorial primitive neuroectodermal tumor. It usually follows an aggressive clinical course. (NCI Thesaurus)

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