title: A case of apparent duplication of the bladder.
mesh_terms: D000368:Aged; D002137:Calculi / Q000150:complications; D006801:Humans; D008297:Male; D011469:Prostatic Diseases / Q000150:complications; D001743:Urinary Bladder / Q000002:abnormalities* / Q000473:pathology; D001744:Urinary Bladder Calculi / Q000150:complications