11x8mm Upper Ureteral Stone is more serious, it may lead to ureteral obstruction, cause hydronephrosis, and in serious cases, it may cause irreversible damage to kidney function. Upper 11x8mm ureteral stones, belonging to the larger diameter stones, usually stuck in the ureter, in the position change, the stone will cause irritation to the ureteral wall, may cause severe lumbar and abdominal pain, hematuria and other symptoms, causing great pain to the patient. As the ureter is blocked by the stone, it will lead to the urine can not be discharged, easy to cause hydronephrosis, may cause acute pyelonephritis, and in serious cases, even affect the renal function. For 11x8mm upper ureteral stones, appropriate lithotripsy treatment should be considered, such as extracorporeal shock wave lithotripsy or ureteroscopic lithotripsy, and it is recommended to consult a doctor in time and cooperate with him/her actively in the diagnosis and treatment.