Gallstones develop when cholesterol and other substances in the bile form crystals that become hard stones in the gallbladder. The gallbladder is a small sac located just under the liver. Gallstones can form when too much cholesterol is in the bile or when the gallbladder does not empty properly.
Current as ofNovember 7, 2018
Author: Healthwise Staff E. Gregory Thompson, MD - Internal Medicine Adam Husney, MD - Family Medicine Arvydas D. Vanagunas, MD, FACP, FACG - Gastroenterology
Medical Review:E. Gregory Thompson, MD - Internal Medicine & Adam Husney, MD - Family Medicine & Arvydas D. Vanagunas, MD, FACP, FACG - Gastroenterology