About UNHCR. The Office of the United Nations High Commissioner for Refugees was established on December 14, 1950 by the United Nations General Assembly. The agency is mandated to lead and co-ordinate international action to protect refugees and resolve refugee problems worldwide.
Another common type of kidney stone is a uric acid stone. Red meat and shellfish have high concentrations of a natural chemical compound known as a purine. High purine intake leads to a higher production of uric acid which then accumulates as crystals in the joints, or as stones in the kidneys.
Reduce your chances of redeveloping a calcium stone, the most common type of kidney stones. 1  Limit foods high is oxalate if you have experienced calcium oxalate stones. 2  Spinach, chocolate, beets and rhubarb all are high in oxalate. 3  Beans, green peppers, tea, and peanuts also contain oxalate.