title: Giant retroperitoneal sarcoma of nerve sheath origin.
mesh_terms: D005354:Fibrosarcoma / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D006801:Humans; D007421:Intestine, Small / Q000000981:diagnostic imaging; D007668:Kidney / Q000601:surgery; D007680:Kidney Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D011859:Radiography; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D013270:Stomach / Q000000981:diagnostic imaging