Urethral meatal stenosis in a girl causing severe hydronephrosis.
D004106:Dilatation; D005260:Female; D006801:Humans; D006869:Hydronephrosis / Q000000981:diagnostic imaging / Q000209:etiology*; D007223:Infant; D011859:Radiography; D014525:Urethral Stricture / Q000150:complications* / Q000628:therapy