根据结石成分的不同,胆囊结石可分为胆固醇结石和胆色素结石,其中70%～80%为胆固醇结石。据统计,胆囊结石的患病率在西方国家成人达15%～20%,在我国成人达7%～10%,且患病率呈上升趋势。国内一项对18079例胆石症患者的临床分析显示,胆囊结石的比例达81.77%,发病的高峰年龄为40～ According to the different composition of stones, gallstones can be divided into cholesterol stones and bile pigment stones, of which 70% to 80% of cholesterol stones. According to statistics, the prevalence of gallstones in adults in the western countries reached 15% to 20%, 7% to 10% of adults in our country, and the prevalence was on the rise. A domestic clinical analysis of 18079 patients with cholelithiasis showed that the proportion of gallstones was 81.77%, the peak age of onset was 40 ~