When there is kidney damage or kidney disease, and the kidneys are not able to filter waste efficiently, there will likely be a rise in creatinine levels in the blood. For adults with kidney disease, dialysis is recommended when creatinine levels reach 10.0 mg/dL.
The two types of gallstones are cholesterol stones and pigment stones. Cholesterol stones are usually yellow-green and are made primarily of hardened cholesterol. They account for about 80 percent of gallstones. Pigment stones are small, dark stones made of bilirubin.
Types of gallstones that can form in the gallbladder include: 1  Cholesterol gallstones. 2  The most common type of gallstone, called a cholesterol gallstone, often appears yellow in color. 3  These gallstones are composed mainly of undissolved cholesterol, but may contain other components.