title: Retroperitoneal teratoma with nephroblastic tissue as the main component.
mesh_terms: D002648:Child; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007668:Kidney / Q000473:pathology*; D011859:Radiography; D012186:Retroperitoneal Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D013724:Teratoma / Q000473:pathology*; D009396:Wilms Tumor / Q000175:diagnosis / Q000473:pathology*