obsolete_choriocarcinoma true UMLS:C0008497 http://purl.obolibrary.org/obo/MONDO_0005207 chorioepithelioma EFO:0002893 chorioblastoma DOID:3594 NCIT:C2948 ICDO:9100/3 Editor note: TODO check classification w.r.t carcinoma chorion carcinoma choriocarcinoma (disease) ICD10:C58 choriocarcinoma (disease) Replaced by Mondo term MONDO_0005207, with which this term was previously merged. Use: http://purl.obolibrary.org/obo/MONDO_0005207 HP:0100768 3.88.0 SCTID:188188009 ONCOTREE:BCCA choriocarcinoma choriocarcinoma, malignant GARD:0006059 MESH:D002822 An aggressive malignant tumor arising from trophoblastic cells. The vast majority of cases arise in the uterus and represent gestational choriocarcinomas that derive from placental trophoblastic cells. Approximately half of the cases develop from a complete hydatidiform mole. A minority of cases arise in the testis or the ovaries. There is often marked elevation of human chorionic gonadotropin (hCG) in the blood. Choriocarcinomas disseminate rapidly through the hematogenous route; the lungs are most frequently affected. chorionic carcinoma