[Congenital malformations of the urinary tract causing obstruction].
D005260:Female; D006801:Humans; D006869:Hydronephrosis / Q000209:etiology; D008297:Male; D014517:Ureteral Obstruction / Q000209:etiology*; D014551:Urinary Tract / Q000002:abnormalities*
Malformaciones congénitas del aparato urinario que causan obstrucción