When choosing a life insurance policy two of the main types of plans available are term life insurance and whole life insurance. There are major differences between the two types of policies and this article will assist you with making the choice ...
Last updated: Fri 17 July 2015 Last updated: Fri 17 Jul 2015. email. Kidney stones usually comprised of a compound called calcium oxalate, are the result of an accumulation of dissolved minerals on the inner lining of the kidneys.
Some stones grow very large and fill the entirety of the kidney collecting system. They are called staghorn calculi (calculus = stone) because they look like antlers. While most kidney stones are made up of calcium oxalate crystals, this type of stone is a composite of struvite, carbonate, and apatite. They are usually the result of recurrent urinary tract infections, in which the bacteria produce ammonia, allowing chemicals in the urine to form the nidus for stone formation.