[Polyps in the pyeloureteral junction as a cause of hydronephrosis].
D002648:Child; D006801:Humans; D006869:Hydronephrosis / Q000209:etiology*; D007680:Kidney Neoplasms / Q000150:complications*; D007682:Kidney Pelvis; D008297:Male; D011127:Polyps / Q000150:complications*; D014516:Ureteral Neoplasms / Q000150:complications*
Polypy v pyeloureterálním prechodu jako prícina hydronefrózy.