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담낭 및 총담관 담석증 환자와 정상인의 담즙성분에 대한 비교분석
성석용,박용검,지경천,이정효,장인택,김상준,이상준 중앙대학교 의과대학 의과학연구소 1994 中央醫大誌 Vol.19 No.4
In order to clarify the mechanism of stone formation in gallbladder and in common bile duct and to know more about the normal composition of bile in Koreans, along with the impact of aging on changes in bile composition, we compared the bile compositions, such as cholesterol, total bile acid, major bile acid compositions, phospholipid, protein and calcium, from patients with gallbladder stones, common bile duct stones and control patients. The control group consisted of patients who has neither gallbladder stone nor biliary disease. The results obtained were as follows : 1. The mean values of cholesterol and protein of bile from patients with gallbladder stone were higher than those of patients with common bile duct stone, and those from control gallbladder(p<0.05). 2. Significant differences in the mean values of bile acid, phospholipid and calcium were found in the three groups. The mean value of these elements in gallbladder stone were lower than that in normal control, but higher than that in common bile duct stone(p<0.05). 3. The mean ration of Dihydroxy/Trihydroxy bile salt(D/T ration) of bile from patients with gallbladder stone was higher than that from patients with common bile duct stone, and control group(p<0.05). 4. Of the bile compositions in gallbladder stone, concentration of cholesterol, including total bile acid, D/T ration and protein, appeared to be increased with aging. But, these differences were not statistically significant(p>0.05). 5. In the amounts of bile composition with aging, all components from patients with common bile duct stone were all lower than those from GB stone, showing no significant difference from each other(p>0.05). 6. According to age, in comparision with the bile compositions in gallbladder stone and common bile duct stone, calcium, phospholipid increased in all age, but the total bile acid, D/T ratio, protein increased in age above the 6th decade(p<0.05). In conclusion, the bile from gallbladder stone patients contained high concentration of cholesterol and protein, compared with the bile of normal group, but the concentration of total bile acid, phospholipid, calcium was lower than those of normal group. The concentration of cholesterol, total bile acid, protein and D/T ration in the bile of gallbladder stone patients increased with aging, but total bile acid and D/T ration in common bile duct stone patients decreased with aging. The author suggests that total bile acid and D/T ration will have a different mechanism between gallbladder stone and CBD stone formation, but discrepancy may need further study.