5.16% (regardless of abdominal pain )?Bleeding 0.64%?Infection 1.08% ?perforation 0%?Of all 460 patients who underwent essful cannulation?342 (74.35%) achieved it within 3 minutes?428 (93.04%) achieved it within 5 minutes?The attempts in 376 (81.74%) patients were less than five times?36 (7.82%) patients more than 10 times.Р6РERCP的发展历史Рune等首次报导该方法?最初被用于诊断胆管和胰管系统的疾病?1974年开展了内镜下括约肌切开术(EST)?胆管及胰管的治疗性内镜技术长足发展?1978年陈敏章及王仪等教授在国内首次报告?国内ERCP诊治水平已同国外相近,但普及度不够?ERCP已经成为一些常见胆胰疾病的首选治疗方法?随着现代外科学向微创方向的不断深入,同腹腔镜技术一样,ERCP已成为微创外科的重要组成部分,对肝胆胰外科的发展起了积极的推动作用Р7РERCP的诊断价值РMRCP已成为胰胆管疾病诊断的金标准?MRCP仍有一定的局限性?在内窥镜下可直接观察上消化道的解剖形态?逆行造影图像清晰,并可进行动态实时观察?采集胆汁、胰液作化验、培养及细胞学检查、对乳头附近肠粘膜病变进行活检等?可通过活检孔道插入胆管镜、胰管镜、超声探头等进一步检查Р8РERCP下特殊检查Р胆管细胞刷检术?经内镜胆道镜?经内镜胆胰管内超声(IDUS)Р9РERCP常见治疗介绍Р内镜下乳头括约肌切开术(EST)?内镜下鼻胆管引流术(ENBD)?内镜下支架内引流术(ERBD)Р10