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.
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By
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Healthwise Staff |
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Primary Medical Reviewer
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E. Gregory Thompson, MD - Internal Medicine |
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Specialist Medical Reviewer
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Arvydas D. Vanagunas, MD - Gastroenterology |
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Last Revised
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July 15, 2011 |