form in the kidney. If they stay in the kidney, they typically do not cause
pain. When they travel out of the body through the tubes of the
urinary tract (including the
ureters, which connect the kidney to the bladder, or
urethra, which leads outside the body), their movement
No symptoms, if the stone is small enough.
Sudden, severe pain that gets worse in waves. Stones may cause
intense pain in the back, side, abdomen, groin, or genitals. People who have
had a kidney stone often describe the pain as "the worst pain I've ever had."