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Biliary reflux detection in anomalous union of the pancreaticobiliary duct patients

查看全文 作　　者：Suk Keu [1]Yeom;Seung Wha [1]Lee;Sang Hoon [1]Cha;Hwan Hoon [1]Chung;Bo Kyung [1]Je;Baek Hyun [1]Kim;Jong Jin [2]Hyun 高影响力作者 机构地区：[1]Department of Radiology,Korea University Ansan Hospital;[2]Division of Gastroenterology and Hepatology,Department of Internal Medicine,Korea University Ansan Hospital,Gyeonggi-do 425-707,South Korea高影响力机构 出　　处：《World Journal of Gastroenterology》索引2012年第18卷第9期,共8页高影响力期刊 摘　　要：AIM:To demonstrate the imaging findings of biliopancreatic and pancreatico-biliary reflux in patients with anomalous union of the pancreatico-biliary duct (AUPBD) on gadoxetic acid-enhanced functional magnetic resonance cholangiography (fMRC).METHODS:This study included six consecutive patients (two men and four women;mean age 47.5 years) with AUPBD.All subjects underwent endoscopic retrograde cholangiopancreatography (ERCP);one subject also underwent bile sampling of the common bile duct (CBD) to measure the amylase level because his gadoxetic acidenhanced fMRC images showed evidence of pancreatico-biliary reflux of pancreatic secretions.Of the five patients with choledochal cysts,four underwent pyloruspreserving pancreaticoduodenectomy.RESULTS:The five cases of choledochal cysts were classified as Todani classification Ⅰ.In three of the six patients with AUPBD,injected contrast media reached the distal CBD and pancreatic duct on delay images,suggesting biliopancreatic reflux.In two of these six patients,a band-like filling defect was noted in the CBD on pre-fatty meal images,which decreased in size on delayed post-fatty meal images,suggesting pancreatico-biliary reflux of pancreatic secretions,and the bile sampled from the CBD in one patient had an amylase level of 113 000 IU/L.In one of the six patients with AUPBD,contrast media did not reach the distal CBD due to multiple CBD stones.CONCLUSION:Gadoxetic acid-enhanced fMRC successfully demonstrated biliopancreatic reflux of bile and pancreatico-biliary reflux of pancreatic secretions in patients with AUPBD with and without choledochal cysts. 关 键 词：胆管 联盟 患者 异常 检测 反流 胆汁 磁共振
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