Tamilnadu Urological Research Centre

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The kidneys maintain a stable balance of salts and other substances in the blood. It sends out the unwanted and toxic and waste products of our body activity (metabolism) through urine. The ureters carry the urine from the kidneys to the bladder. The bladder holds the urine until urination, where the urethra carries urine from the bladder out of the body.

Why do Kidney stones occur?

Factors leading to stone formation

Each kidney is located toward the back on either side of the spine. The lowest rib signals the mid portion of the kidney.

  • Not drinking adequate water
  • Food that is
    • Too rich in calories
    • Too rich in table salt
    • Deficient in fiber and alkalis
  • Inadequate exercise
  • Metabolic causes
  • Rare forms of inherited disorders


The following are the frequently asked questions answered by

Dr. C. Chinnaswami, M.S., M.Ch, FRCS., Chairman, TNURC, Kidney Stone Clinic, Chennai.

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