disease arises from structure disease arises from alteration in structure germ cell germ cell tumor https://www.malacards.org/card/germ_cell_cancer germ cells tumours EFO:0000514 malignant tumour of the germ cell UMLS:C0205851 GARD:0013022 DOID:2994 tumor of germ cell germ cells tumors germ cell tumor MEDGEN:60030 tumor of the germ cell germ cell neoplasm MONDO:0005040 A benign or malignant, gonadal or extragonadal neoplasm that originates from germ cells. Representative examples include teratoma, seminoma, embryonal carcinoma, and yolk sac tumor. neoplasm of the germ cell NCIT:C3708 tumour of the germ cell neoplasm of germ cell tumour of germ cell neoplasm