What are gallstones and what are the symptoms?

Gallstones are: Precipitants that form when the bile is supersaturated. It can form from any combination of cholesterol, bilirubinate, lecithin, and bile salts. It can cause biliary colic or acute cholecystitis. Classic symptoms are right upper quadrant postprandial pain with radiation to tip of scapula. But they can cause other symptoms too, so check with your doctor, he'll get tests to find out for sure.