noun
- a hard mass formed in the gallbladder or bile ducts, typically composed of cholesterol or bile pigments
Usage: medical
Examples
- The doctor said the patient needed surgery to remove the gallstone.
- Gallstones can cause severe abdominal pain.
- A low-fat diet may help prevent gallstone formation.
- The ultrasound revealed several small gallstones in her gallbladder.
- He was hospitalized when a gallstone blocked his bile duct.
- Some gallstones are small enough to pass naturally through the body.