central nervous system primitive neuroectodermal neoplasm medulloepithelioma https://www.malacards.org/card/medulloepithelioma medulloepithelioma NOS (morphologic abnormality) A rare, usually aggressive malignant embryonal neoplasm of the central nervous system occurring in children. It is characterized by the presence of neuroepithelial cells which form papillary, trabecular, or tubular structures and absence of C19MC amplification. Symptoms include headache, nausea, and vomiting. medulloepithelioma, central nervous system Orphanet:251883 ONCOTREE:MDEP NCIT:C4327 central nervous system medulloepithelioma MDEP MONDO:0003144 UMLS:C5231013 GARD:0020721 icd11.foundation:1078680756 DOID:4790 SCTID:715903004 medulloepithelioma of the central nervous system MEDGEN:1702218 central nervous system Ewing sarcoma/peripheral primitive neuroectodermal tumor