DO_cancer_slim NCIthesaurus derives from germ cell benign neoplasm cell type benign neoplasm gonadoblastoma ICDO:9073/1 disease_ontology NCI:C3754 DOID:3301 UMLS_CUI:C0206661 A cell type benign neoplasm that is composed_of a mixture of gonadal elements, such as large primordial germ cells, immature Sertoli cells or granulosa cells of the sex cord, and gonadal stromal cells (which comprises the granulosa, theca, and fibrocyte cells). MESH:D018238 MIM:424500 OMIM mapping confirmed by DO. [SN]. SNOMEDCT_US_2025_09_01:74751003