[A neuroblastic tumor characterized by the presence of neuroblastic cells, ganglion cells, and a stroma with Schwannian differentiation which constitutes more than fifty-percent of the tumor volume. There are two histologic subtypes identified: ganglioneuroblastoma, intermixed and ganglioneuroblastoma, nodular. ( NCI )]
UMLS (NCI) C0206718 Relation/PAR: neuroblastoma