Conclusions MRCP is the noninvasive technique for depicting the pancreatic-bile ducts.Combined with MR scan, it is helpful in evaluating the site and etiology of bile duct obstruction.

• 结论:MRCP可在一定程度上反映胆道梗阻的性质,能够较好地评价胆道系统的正常与病理解剖,是诊断胆道病变一种非常有效的方法。