different kind of kidney stones
- Cystine is one of the building blocks that make up muscles, nerves, and other parts of the body. Although cystine stones are rare, they may form when there is too much cystine buildup in the urine. The disease that causes this kidney stone type runs in families. Information on Kidney Stones. Slideshow: A Visual Guide to Kidney Stones While most kidney stones contain calcium, you may not need to avoid calcium-rich foods. In fact, eating moderate amounts of dairy products and other calcium-rich foods may lower the risk of forming new stones. This does not apply to calcium supplements, which have been linked to kidney stones in some people. - Uric Acid Stones. These form crystals in the urine, either alone or with other stone types. They are commonly due to an excessively high protein diet, obesity, or in patients who suffer with gout. Typically, these stones form in acidic urine (pH 5-6) and are not visible on plain x-ray.