Cholesterol gallstone formation risk factors include age, female sex, family history, race, pregnancy, parity, obesity, hormonal birth control, diabetes mellitus, cirrhosis, prolonged fasting, rapid weight loss, total parenteral nutrition, ileal disease and impaired gallbladder emptying. Patients that have gallstones and<unk>  are at increased risk for complications, including cholecystitis. Complications from gallstone disease is 0.3% per year and therefore prophylactic cholecystectomy are rarely indicated unless part of a special population that includes porcelain gallbladder, individuals eligible for organ transplant, diabetics and those with sickle cell anemia.
Biliary colic
Gastritis
Pancreatitis
Hepatolithiasis
Biliary fistula
Cholecystitis
Cholangitis 
Ascending cholangitis