Accelerate is managed by the UCSF Clinical and Translational Science Institute (CTSI), part of the Clinical and Translational Science Award program funded by the National Center for Advancing Translational Sciences (Grant Number UL1 TR000004) at the National Institutes of Health (NIH).
Each one can produce a stone. A kidney stone is a solid mass made up of tiny crystals from the minerals calcium, oxalate and uric acid. Gallstones are hard, pebble-like cholesterol or pigment deposits that form inside the gallbladder. They can be as small as a grain of sand or as large as a golf ball.
Material. The most common type of stone is a calcium stone and the most common of these is calcium oxylate. They make up approximately 70 percent of kidney stones. Calcium phosphate makes up about 5 to 10 percent of kidney stones, and struvite and uric acid both comprise approximately 10 percent of kidney stones.ize. The size of a kidney stone varies, ranging from as small as a pebble to as large as a golf ball. Larger stones are not be able to be passed on their own and require surgical intervention. The smaller stones, many times, can be passed on their own.