经内镜乳头括约肌切开术治疗总胆管结石的临床应用

目的：探讨内镜服头括约肌切开术（EST）对总胆管结石的治疗价值。方法：对近20年来该科应用EST治疗总胆管结石病例进行分析研究，结果：466例EST病例中治疗成功457例，成功率98％，结石未能排出4例，乳头切开后因合并症急诊开腹手术5例，出血，急性化脓性胆管炎，急性胰腺炎等合并症14例，合并症发生率3％，结论：EST治疗总胆管结石，不麻醉，不开腹，安全，有效，是目前治疗总胆管结石，不麻醉，不开腹，安全，有效，是目前治疗总胆管结石的理想方法，如有条件，当应首选。

Clinical Application of Endoscopic Sphincterotomy to Stones Common Bile Duct

Objective:To investigate the value of the Endoscopic Sphincterotomy (EST) for stones of common bile duct.Methods:to analyze and study the cases of stones of common bile duct,which have been treated with EST in our department,in about twenty years.Results:457 out of 466 cases have proved successful,with successful rate up to 98%.Howerer,four cases failed as the stones have not been eradicted.Five cases have been operated due to certain complications.Complications include hemorrhage,acute cholangitis and acute pancreatitis occurred in 14 cases.The rate of complication is 3%.Conclusions:The EST aprroach for stones of common bile duct can be conducted without anesthesia and laparotomy,also it is more safe and efficient.It has been proved to be an ideal approach to the treatment of stones of common bile duct at present.