Ureteral stones may present with pain, hematuria, hydronephrosis and other symptoms. 1. Pain: most of the patients with ureteral stones suffer from severe renal colic, and some of the patients with ureteral stones suffer from dull pain in the lower back or upper abdomen. 2. hematuria: because the stone will directly damage the mucosa of the kidney and ureter, some patients with ureteral calculi often appear after severe pain microscopic hematuria and hematuria, the severity of hematuria and the damage is related to the larger stones that do not affect the flow of urine, may be accompanied by vague pain, hematuria is also light. 3. hydronephrosis: the urinary lumen of the ureter is relatively small, the stone will easily cause obstruction to the urinary lumen, thus causing ipsilateral hydronephrosis and infection, renal insufficiency, some patients with ureteral calculi may also experience gastrointestinal symptoms, anemia and so on. When patients appear ureteral symptoms, need to go to the hospital in time for examination, identify the cause of timely treatment, to avoid delayed treatment.