title: Unusual cause of bilateral ureteral obstruction.
mesh_terms: D002288:Adenocarcinoma, Mucinous / Q000150:complications / Q000473:pathology*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D014517:Ureteral Obstruction / Q000000981:diagnostic imaging / Q000209:etiology*; D001749:Urinary Bladder Neoplasms / Q000150:complications / Q000473:pathology*