After the ureteral stone is discharged from the ureter, the pain in the lower back will feel significantly reduced. At the moment when the ureteral stone is expelled from the ureter, there will be severe pain, and the pain will be significantly relieved after it is expelled, and there may be a reduction in hematuria and frequent urination after the ureteral stone is expelled. It is recommended that you should continue to drink more water and urinate more often after you feel this way to expel the stone from the bladder. After the symptoms are relieved, it is important to review the ultrasound to see if the hydronephrosis is relieved and if the dilatation of the ureter is relieved. If there is no fluid buildup, the stone has been expelled. After the ureteral stone is discharged, you should continue to drink plenty of water to prevent the stone from recurring.