
Kidney Stones > Laser
Ureteroscopy and Laser Lithotripsy
Overview
Ureteroscopy with laser lithotripsy is a less invasive surgical approach to removing kidney stones (renal calculi), which are solidified deposits of salts and minerals that accumulate inside the kidneys. These stones can form due to a variety of factors, including an excess of body weight and the use of certain medications and supplements. They develop when urine contains excessive crystal-forming substances like uric acid, oxalate, and calcium.
Kidney stones cause pain when they move inside the kidney or get stuck in the ureters. When a kidney stone gets lodged into the ureter, it can obstruct the flow of urine and cause inflammation of the kidney. When this occurs, you may experience the following symptoms:
- Sudden, serious pain
- Pain that spreads to the groin and lower abdominal region
- Fluctuating pain
- Pain when urinating
- Discoloured pink, brown or red urine
- Unpleasant-smelling, hazy urine
- Frequent urge to urinate
- High fever
- Nausea or vomiting
Large kidney stones are often very difficult to pass and may result in bleeding, damage to the kidneys and frequent urinary tract infections. Therefore, large kidney stones require surgical removal.
What to Expect with Ureteroscopy with Laser Lithotripsy
Ureteroscopy with laser lithotripsy is a less intrusive medical procedure to extract large kidney stones obstructing the ureter by using a slender, bendable scope (ureteroscope) to find the stones and then using a laser to break up the stones into much smaller fragments.
The ureteroscope is gently guided through the urethra, through the bladder, and into the ureter. This instrument has a camera and light attached so your doctor can view the stone in great detail. A laser fibre is carefully navigated through the scope to disintegrate the stone into much smaller pieces so they are easily removed. After the procedure, you may experience mild discomfort and blood in your urine, but this should improve within a few days. The dust pieces can pass out naturally through the urine or are instead collected.
Frequently Asked Questions
1. When should you see a doctor for kidney stones?
If you suspect you have kidney stones, you should consider seeing a doctor. The typical signs to watch out for include severe back pain, blood spots in the urine, fever and nausea.
2. What are the dangerous signs of kidney stones?
- Blood in the urine
- Intense pain in the side or back that does not dissipate
3. How long is ureteroscopy with laser lithotripsy?
The procedure is generally less than an hour.
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