Bárbara Espinoza G.Francisca Retamales RojasConsuelo Sierralta B.Nelson Gómez G.César Pinilla S.Ramón Correa T.Jorge Rodríguez H2026-03-222026-03-22202410.32641/andespediatr.v95i1.4593https://doi.org/10.32641/andespediatr.v95i1.4593https://andeanlibrary.org/handle/123456789/74902In our experience, the uretero-ureteral anastomosis technique proved to be an easy and safe alternative to reproduce, with a success rate of 96%, 11% of grade I complications, and 4% of grade II complications according to the Clavien-Dindo classification.esMedicineAnastomosisSurgeryUreteroceleUrinary systemUreterRefluxScintigraphyHydronephrosisarticle