The frequency of urinary tract stone disease in all populations, although the rate of 4-10%, especially between the ages of 30-60 is a common disorder seen.
Urological applications in Western countries 16% of all hospital admission and 1-only 2%. In Turkey, 14.8% incidence of stone is. Prevalence by region with the most common region of southeastern Anatolia.
In developed countries, decreased the incidence of bladder stones is increasing the frequency of the upper urinary tract stones. Stone disease, the cause of the increase in the world, protein and carbohydrate-rich, high-fiber is thought to be a result of poor nutrition.
In the United States is the cornerstone of calcium oxalate stones, 70%. This half of the pure calcium oxalate stones, stone (monohydrate and dihydrate), while the remaining part of a larger mixed with calcium phosphate types. If other kinds of stones of pure calcium phosphate (6-10%) (mainly apatite, rare Brushite), magnesium ammonium phosphate (10-15%), uric acid (8%) and cystine (1-3%) blocks. Indinavir, xanthine, and adenine stones more rare.