Kidney Stones »
What is a kidney stone?
A kidney stone is a hard, crystalline mineral material formed within the kidney or urinary tract. Kidney stones are a common cause of blood in the urine
(hematuria) and often severe pain in the abdomen, flank, or groin. Kidney stones are sometimes called renal calculi.
The condition of having kidney stones is termed nephrolithiasis.
Having stones at any location in the urinary tract is referred to as
urolithiasis, and the term
ureterolithiasis is used to refer to stones located in the ureters.
Who is at risk for kidney stones?
Anyone may develop a kidney stone, but people with certain diseases and
conditions (see below) or those who are taking certain medications are more
susceptible to their development. It is estimated that one out of every 10 people
in the U.S. will develop stones in the urinary tract at some point in their
lives. Most urinary stones develop in peopl...
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