胆石症在我国的发病率为3％～9％,好发于中老年人,年龄越大发病率越高。女性在45岁,男性在55岁前后,即有可能患胆结石症,女性约比男性高2～4倍。 医学研究认为,胆结石的形成与胆汁成分有密切关系。胆汁的主要成分是胆盐、胆固醇和磷脂,当人体胆汁酸减少,胆固醇呈饱和状态时,往往会沉淀析出结晶,逐渐 Cholelithiasis in our country the incidence of 3% to 9%, occurs in the elderly, the older the higher the incidence. Women are 45 years old, and men are at or about 55 years old and may have gallstones. Women are about 2 to 4 times more likely to be men than men. Medical studies believe that the formation of gallstones and bile composition are closely related. The main component of bile is bile salts, cholesterol and phospholipids, when the body reduces bile acid, cholesterol saturation, precipitation precipitation will often precipitate gradually