Kidney stones, especially those in the upper urinary tract or renal pelvis, can be Treated with Retrograde Intrarenal Surgery (RIRS), a minimally invasive technique. A flexible ureteroscope, which is introduced via the bladder, urethra, and into the ureter to reach the kidney, is used for the procedure. After the stone enters the kidney, the surgeon utilizes laser energy to break it u... https://healthcheckbox.com/ur/nephrology/rirs-surgery/