“…In cases of complete obstruction of the urinary tract, a timely intervention to release the obstruction is critical for preserving kidney function. RCU is treated surgically either by laparoscopic, robotic or open surgery [17] , [53] , [54] . Based on European Association of Urology (EAU) and European Society for Pediatric Urology (ESPU) 2019 Guidelines on pediatric urology, surgical indications for Ureteropelvic Junction Type Hydronephrosis (UPJHN) are impaired renal function (<40%), significant renal functional decrease (>10%) in control scans, poor drainage after furosemide injection, increased anteroposterior (AP) diameter, and SFU-III/IV [55] .…”