What are the causes and symptoms of gallbladder disease?

Gallbladder diseases include gallstones, cholecystitis, etc. The etiology of gallstones is related to obesity, pregnancy, high fat diet and other factors. Common symptoms include upper abdominal pain, nausea, vomiting, etc. The etiology of cholecystitis is related to gallstone obstruction, cystic duct torsion, stricture, biliary ascarid and other factors. Common symptoms include severe pain in the right upper abdomen, colic, nausea, belching, acid reflux, etc.