Resultados a medio plazo del tratamiento endourológico retrógrado con balón de la estenosis pieloureteral en niños menores de 1 añoMedium-term results of the endourological management with balloon dilatation of the ureteropelvic junction stenosis in infants

Aim In the last years it has spread minimally invasive therapeutic for the treatment of pyeloureteral junction obstruction in children. Some of them have got poor outcomes in 4-year-old minor children. We show our experience in the retrograde dilatation with balloon of high pressure in infants.