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1. 総胆管結石除去のための内視鏡的バルーン拡張術endoscopic balloon dilatation for removal of bile duct stones [show details]
…During balloon dilatation of the biliary sphincter the ampullary sphincter is also dilated. This sphincter, which is shared by common bile duct and main pancreatic duct at their most distal part, has a variable …
2. 成人に生じる胆石症の概要overview of gallstone disease in adults [show details]
… status changes. Transabdominal ultrasound may reveal a stone in the common bile duct or a dilated common bile duct. Sphincter of Oddi dysfunction (SOD) – Patients with SOD may have biliary colic, but …
3. 胆管切除術および再建術bile duct resection and reconstruction [show details]
… discussed here. The management of common bile duct stone and bile duct injury, and surgical treatment of cholangiocarcinoma, are covered elsewhere. Bile duct resection and reconstruction (BDRR) is performed …
4. 総胆管結石の手術surgical common bile duct exploration [show details]
… for relaxing the sphincter of Oddi. Proximal bile ducts must also be visualized, and techniques to facilitate this include administration of intravenous morphine (to contract the sphincter of Oddi), positioning …
5. 総胆管結石の内視鏡マネージメント：標準手技および機械的砕石endoscopic management of bile duct stones standard techniques and mechanical lithotripsy [show details]
… deep cannulation of the bile duct has been accomplished. However, in some circumstances, this may not be possible. As an example, impaction of a stone within the papillary sphincter may prohibit advancement …

English Journal

Imaging of Pancreaticobiliary Maljunction.

Ono A, Arizono S, Isoda H, Togashi K.
Radiographics : a review publication of the Radiological Society of North America, Inc. ;40(2)378-392.
Pancreaticobiliary maljunction (PBM) is a congenital malformation in which the pancreatic and bile ducts join outside the duodenal wall, usually forming a long common channel. A major issue in patients with PBM is the risk of biliary cancer. Because the sphincter of Oddi does not regulate the pancre
PMID 31951513

A Comparison of the Relative Safety and Efficacy of Laparoscopic Choledochotomy with Primary Closure and Endoscopic Treatment for Bile Duct Stones in Patients with Cholelithiasis.

Liu S, Fang C, Tan J, Chen W.
Journal of laparoendoscopic & advanced surgical techniques. Part A. 2020 Feb;().
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PMID 32101065

Mechanism of pancreatic juice reflux in pancreaticobiliary maljunction: A fluid dynamics model experiment.

Fukuzawa H, Kajihara K, Tajikawa T, Aoki K, Ajiki T, Maeda K.
Journal of hepato-biliary-pancreatic sciences. 2020 Jan;().
Pancreatic juice reflux to the common bile duct and gallbladder is observed in the pancreaticobiliary maljunction (PBM), and various pathological conditions occur in the biliary tract. However, the mechanism of pancreatic juice reflux has not been discussed yet. This study aimed to investigate the m
PMID 31943809

Japanese Journal

胆管inside stentの抜去に難渋した2例の検討

渡邉俊介,権藤興一,山口康晴,高橋信一,森秀明,久松理一,土岐真朗,神林孔明,北田修一,野坂岳志,後藤知之,吉田翼,太田博崇,落合一成
Progress of
<p>胆管inside stentは，完全に胆管内へstentを留置する方法で，通常の胆管ステントと比較し開存期間の延長が期待されている留置法である．ステント交換には付着しているナイロン糸を引きステント下端を十二指腸内腔に露出してから抜去しなくてはならず，適切な方法で抜去しないと予期しない偶発症を発症する可能性がある．当院でinside stentの抜去に難渋した2症例の原因と対応法に …
NAID 130007775742

ERCPと管腔内超音波（IDUS）による十二指腸乳頭部腫瘍の診断

川嶋啓揮,大野栄三郎,石川卓哉,廣岡芳樹
日本消化器内視鏡学会雑誌 61(6), 1248-1255, 2019
<p>十二指腸乳頭部（乳頭部）は胆管・膵管が開口するという他の消化管にはない解剖学的な特徴がある．胆膵管内進展をともなわない腺腫に対しての内視鏡的乳頭切除を含む局所切除についてはコンセンサスが得られつつあるが，癌についてはOddi筋層への浸潤の診断が困難であることを理由に，基本的には膵頭十二指腸切除術に準じた外科手術が勧められている．また，生検組織病理診断と切除後の最終病理診断がしばし …
NAID 130007665200

Surgical treatments for patients with recurrent bile duct stones and Oddis sphincter laxity

Zhou Boxuan,Hu Jinxiong,Zhong Yuesi
Intractable & Rare Diseases Research 6(3), 172-176, 2017
… <p>Recurrent bile duct stones is the most common complication after gallstone surgery and the incidence is about 4-24%. … Sphincter of Oddi laxity will lead to duodenal content flow into the bile or pancreatic duct. … Patients with recurrent bile duct stones and Oddis sphincter laxity were intractable. …
NAID 130006078827