Kidney Disease Center—Kidney Stones
OverviewEnd Stage Renal DiseaseKidney InfectionKidney Stones
Kidney Stones
General Overview Kidney stones are pieces of stone-like material that form on the walls of the kidney. The kidneys are two bean-shaped organs in the lower back. Their main function is to remove waste from the body and to balance the water and mineral content of the blood by removing water. InDepth Find answers in our in-depth report on kidney stones: What should I ask my healthcare provider about kidney stones? | Diagnostic and Surgical Procedures |