Kidney stones are a common problem, often affecting men between the ages of 20 to 40 years more commonly than others. The reasons for stone problem are often complex and not always discernible, despite elaborate investigations: a family history of stones, urinary tract infections, some metabolic disorders and ingestion of certain medicines can lead to stone formation. A stone in the kidney is an aggregation of crystals that separate from the urine and build up to varying size. Normally, urine contains certain inhibitors of crystal formation, but these are not always effective in their preventive role in some individuals.

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Eric Raymond

traducteur en ligne