An unusual abdominal mass in an infant--a case for diagnosis.
D003937:Diagnosis, Differential; D006801:Humans; D007223:Infant; D008297:Male; D011379:Prognosis; D011859:Radiography; D012186:Retroperitoneal Neoplasms / Q000000981:diagnostic imaging* / Q000453:epidemiology / Q000473:pathology / Q000601:surgery; D013724:Teratoma / Q000000981:diagnostic imaging* / Q000453:epidemiology / Q000473:pathology / Q000601:surgery