title: An unusual case of pelviureteric junction obstruction.
abstract: We describe an unusual case of pelviureteric junction obstruction in a child due to a benign ureteric polyp. Benign neoplasms of the ureter are uncommon in adults and extremely rare in children.
authors.affiliation: Department of Paediatric Surgery, Royal Hospital for Sick Children, Glasgow, Scotland.
authors.forename: J D
authors.initials: JD
authors.lastname: Greig
authors.forename: A F
authors.initials: AF
authors.lastname: Azmy
mesh_terms: D002648:Child; D006801:Humans; D006869:Hydronephrosis / Q000209:etiology; D007682:Kidney Pelvis; D008297:Male; D011127:Polyps / Q000150:complications*; D014516:Ureteral Neoplasms / Q000150:complications*; D014517:Ureteral Obstruction / Q000209:etiology*