title: Editor's case quiz (2). Urethral valves with massive urinoma.
authors.affiliation: Prince of Wales Children's Hospital, Randwick, Sydney.
authors.forename: D M
authors.initials: DM
authors.lastname: Leighton
mesh_terms: D006801:Humans; D007231:Infant, Newborn; D008297:Male; D014463:Ultrasonography; D014521:Urethra / Q000002:abnormalities*; D001748:Urinary Bladder Neck Obstruction / Q000000981:diagnostic imaging* / Q000209:etiology; D014556:Urine