Gallstones: Causes, Treatment and Prevention By Laura Geggel, Senior Writer | June 19, 2017 10:41pm ET Gallstones can range in size from a grain of sand to a golf ball. Credit: Roblan | shutterstock Gallstones are supersaturated, pebble-like deposits of bile inside the gallbladder. They can be as small as a grain of sand or as big as a golf ball […]

Laura M. Stinton and Eldon A. Shaffer Author information Article notes Copyright and License information Disclaimer This article has been cited by other articles in PMC. Go to: Abstract Diseases of the gallbladder are common and costly. The best epidemiological screening method to accurately determine point prevalence of gallstone disease is ultrasonography. Many risk factors for cholesterol gallstone formation are not modifiable […]