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
ByHealthwise Staff Primary Medical ReviewerE. Gregory Thompson, MD - Internal Medicine Specialist Medical ReviewerArvydas D. Vanagunas, MD - Gastroenterology
E. Gregory Thompson, MD - Internal Medicine & Arvydas D. Vanagunas, MD - Gastroenterology
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