What are the causes of gallstones
Gallstones are deposits of hardened digestive fluid that form in the gallbladder, according to Mayo Clinic. Gallstones range in size and can be accompanied by a number of symptoms, such as pain in the abdomen, fever and jaundice, which is a yellowing of the skin. There are two different types of gallstones: cholesterol gallstones and pigment gallstones. Gallstones can form due to several different causes.