Extracorporeal shock wave lithotripsy (ESWL) uses shock waves to break a
kidney stone into small pieces. These pieces can more easily move through the urinary
tract and pass from the body.
For this procedure you lie on a water-filled cushion.
X-rays or ultrasound tests are used to locate the stone. High-energy
sound waves pass through your body without injuring it and break the stone into
Primary Medical Reviewer
E. Gregory Thompson, MD - Internal Medicine
Specialist Medical Reviewer
Tushar J. Vachharajani, MD, FASN, FACP - Nephrology
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