In clinical practice, gallstones are removed only when they are larger than 3 cm in diameter. However, this should not be used as the only criterion for gallstone removal. In general, cholecystectomy should also be performed if the patient has gallbladder stones combined with surgery requiring an open abdomen; if the patient has gallbladder stones with gallbladder polyps larger than 1 cm, then cholecystectomy is also required; if the patient has gallbladder stones with calcification of the gallbladder wall or porcelain gallbladder, then cholecyst If the patient has gallbladder stones and has calcification of the gallbladder wall or porcelain gallbladder, gallbladder removal is also required. In addition, if gallbladder stones are found for more than 10 years, they need to be removed surgically.