title: Calcified upper abdominal mass.
mesh_terms: D000368:Aged; D006801:Humans; D008297:Male; D008637:Mesenchymoma / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D011859:Radiography; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology