[Infantile hydronephrosis].
D006801:Humans; D006869:Hydronephrosis / Q000209:etiology*; D014564:Urogenital Abnormalities; D014566:Urogenital System / Q000002:abnormalities*
HYDRONEPHROSIS/etiology and pathogenesis; UROGENITAL SYSTEM/abnormalities
L'idronefrosi infantile.