title: Elective dilatation of the calyces.
authors.forename: B
authors.initials: B
authors.lastname: FEY
mesh_terms: D003251:Constriction, Pathologic; D004106:Dilatation; D004108:Dilatation, Pathologic; D006801:Humans; D007670:Kidney Calices; D007682:Kidney Pelvis; D010388:Pelvis; D014513:Ureter; D014517:Ureteral Obstruction
keywords: KIDNEY/pelvis; URETERS/stricture