title: [Case of hydronephrosis of uncommon etiology in an infant].
mesh_terms: D006801:Humans; D006869:Hydronephrosis / Q000209:etiology*; D007223:Infant; D008297:Male; D009392:Nephrectomy; D010212:Papilloma / Q000150:complications*; D014516:Ureteral Neoplasms; D014718:Vesico-Ureteral Reflux / Q000150:complications*
vernacular_title: Przypadek wodonercza o rzadkiej etiologii u niemowlecia.