Question

what is gallstones?
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Answer 1

Answer:

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Answer 2

• Gallstones are hard , pebble-like pieces of material , usually made of cholesterol or bilirubin , that form in your gallbladder .
• Gallstones can range in size from a grain of sand to a golf ball .
• The gallbladder can make one large gallstone , hundreds of tiny stones , or both small and large stones .