Ureteral Stone
Ureters are the tubular structures that carry urine from the kidneys to the bladder. Ureteral stone are kidney stones that have move down and stuck in one or both ureters.

Tiny stones may not cause any symptoms. However larger stones that block the ureter may cause symptoms that include:
- Nausea and vomiting
- Pain in the back and side, often just below the ribs
- Pain at lower abdomen
- Pain with urination
- Urine that is cloudy or has a strong, foul smell
- More frequent urination
- Blood in the urine
Test for ureteral stones include X-ray, CT scans, ultrasound, blood tests, urine test and etc.
Ureteroscopy lithotripsy (URS) surgery.
Ureteroscopy lithotripsy (URS) is a procedure where the doctor inserts the ureteroscope, a telescope-like instrument through the opening of your urinary tract and into the bladder. This also means that there are no surgical cuts or incisions made. Your doctor uses the scope to examine your urinary tract then locates the stone and breaks it apart using laser energy.