[Congenital valves of the posterior urethra causing hydronephrosis, with reference to a case of 15 year old boy].
D006801:Humans; D006869:Hydronephrosis / Q000209:etiology*; D008297:Male; D014521:Urethra / Q000002:abnormalities*
HYDRONEPHROSIS/etiology and pathogenesis; URETHRA/abnormalities
Az urethra posterior hydronephrosist okozó veleszületett billentyuirol 15 éves fiůgyermek esete kapcsán.