title: [Ultrasonic diagnosis of a megacava simulating a retroperitoneal tumor].
mesh_terms: D000368:Aged; D000013:Congenital Abnormalities / Q000175:diagnosis; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008722:Methods; D011859:Radiography; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*; D014463:Ultrasonography; D014682:Vena Cava, Inferior / Q000002:abnormalities* / Q000000981:diagnostic imaging
vernacular_title: Die Ultraschalldiagnostik einer Megacava mit dem Aussehen eines retroperitonealen Tumors.