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Endoscopic Nasobiliary Drainage Comparable with Endoscopic Biliary Stenting as a Preoperative Drainage Method for Malignant Hilar Biliary Obstruction : A Multicenter Retrospective Study

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Title: Endoscopic Nasobiliary Drainage Comparable with Endoscopic Biliary Stenting as a Preoperative Drainage Method for Malignant Hilar Biliary Obstruction : A Multicenter Retrospective Study
Authors: Sugiura, Ryo Browse this author
Kuwatani, Masaki Browse this author →KAKEN DB
Hayashi, Tsuyoshi Browse this author
Yoshida, Makoto Browse this author
Ihara, Hideyuki Browse this author
Yamato, Hiroaki Browse this author
Onodera, Manabu Browse this author
Katanuma, Akio Browse this author
Keywords: Preoperative endoscopic biliary drainage
Endoscopic nasobiliary drainage
Endoscopic biliary stenting
Inside plastic stent
Malignant hilar biliary obstruction
Issue Date: May-2022
Publisher: Karger
Journal Title: Digestion
Volume: 103
Issue: 3
Start Page: 205
End Page: 216
Publisher DOI: 10.1159/000521510
Abstract: Introduction: Preoperative endoscopic biliary drainage (PEBD) for malignant hilar biliary obstruction (MHBO) is widely accepted. Recent PEBD consists of endoscopic nasobiliary drainage (ENBD), conventional endoscopic biliary stenting (CEBS) with plastic stents across the papilla, and endoscopic biliary inside stenting (EBIS) with plastic stents above the papilla, while ENBD is the primary procedure in Asian countries. Thus, we aimed to compare the efficacy of ENBD with those of CEBS and EBIS as a means of PEBD for MHBO. Methods: We retrospectively identified patients with MHBO who underwent upfront surgery between January 2011 and December 2018 in a multicenter setting. The outcome measures were cumulative dysfunction of PEBD, risk factors for PEBD dysfunction, and adverse events. Results: We analyzed a total of 219 patients, comprising 163 males (74.4%); mean age, 69.7 (+/- 7.6) years; Bismuth-Corlette (BC) classification I, II, IIIa, IIIb, and IV in 68, 49, 43, 30, and 29 patients, respectively; and diagnosis of hilar cholangiocarcinoma and gallbladder cancer in 188 and 31 patients, respectively. PEBD procedures were performed in 160 patients with ENBD, 31 patients with CEBS, and 28 patients with EBIS. PEBD dysfunction occurred in 58 patients (26.5%), and the cumulative dysfunction rates were not significantly different among PEBD methods (p = 0.60). Multivariate analysis showed that BC-IV was significantly associated with the occurrence of PEBD dysfunction (hazard ratio = 2.10, p = 0.02). The adverse event rates were not significantly different among PEBD groups (p = 0.70). Conclusion: ENBD as a means of PEBD for MHBO is comparable with CEBS and EBIS in rates of dysfunction and adverse events.
Rights: This is the peer-reviewed but unedited manuscript version of the following article: Sugiura R, Kuwatani M, Hayashi T, Yoshida M, Ihara H, Yamato H, Onodera M, Katanuma A: Endoscopic Nasobiliary Drainage Comparable with Endoscopic Biliary Stenting as a Preoperative Drainage Method for Malignant Hilar Biliary Obstruction: A Multicenter Retrospective Study. Digestion 2022;103:205-216 (doi:10.1159/000521510) The final, published version is available at https://www.karger.com/Article/Abstract/521510
Type: article (author version)
URI: http://hdl.handle.net/2115/89278
Appears in Collections:北海道大学病院 (Hokkaido University Hospital) > 雑誌発表論文等 (Peer-reviewed Journal Articles, etc)

Submitter: 桒谷 将城

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