Minimally invasive versus open pyeloplasty in pediatric population: Comparative retrospective study in tertiary centre.

Background: Ureteropelvic junction obstruction (UPJO) is the most common cause of antenatal hydronephrosis. The incidence is around 1: 750-1500 live births. The standard treatment for (UPJO) is open pyeloplasty (OP) with a high success rate of 90%-95%.