title: Paired cystic masses communicating with the posterior urethra producing urinary obstruction.
mesh_terms: D000328:Adult; D003560:Cysts / Q000150:complications* / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D011469:Prostatic Diseases / Q000150:complications* / Q000000981:diagnostic imaging; D011859:Radiography; D014522:Urethral Diseases / Q000150:complications* / Q000000981:diagnostic imaging; D014524:Urethral Obstruction / Q000209:etiology*