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Questions to Ask Your Doctor About Kidney Stones(Free Handout)

Signs and Symptoms

Small, smooth kidney stones may remain in the kidney or pass without causing pain (called "silent" stones). Stones that lodge in the tube that carries urine from the kidneys to the bladder (ureter) cause the urinary system to spasm and produce pain. The pain is unrelated to the size of the stone and often radiates from the lower back to the side or groin.

A "small" stone (usually 4 mm in diameter or less...Read the full article