bone cancer Ewing sarcoma of bone UMLS_CUI:C1334406 NCI:C4835 UMLS_CUI:C1333481 DOID:4984 NCI:C35871 disease_ontology NCI:C6623 DOID:3368 A peripheral primitive neuroectodermal tumor that is located_in bone. SNOMEDCT_US_2021_09_01:307608006 DOID:6392 Ewing's sarcoma of bone Ewing's sarcoma/bone peripheral primitive neuroectodermal tumor UMLS_CUI:C0585474 bone Ewing sarcoma bone Ewing's sarcoma bone localized Ewing sarcoma bone localized Ewing's sarcoma localized Skeletal Ewing's sarcoma Ewing sarcoma