Retroperitoneal fibrosis.
D000008:Abdominal Neoplasms / Q000175:diagnosis*; D000368:Aged; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D012185:Retroperitoneal Fibrosis / Q000175:diagnosis*; D014517:Ureteral Obstruction / Q000209:etiology; D014567:Urography