©The Author(s) 2015. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Gastroenterol. Aug 14, 2015; 21(30): 9182-9188
Published online Aug 14, 2015. doi: 10.3748/wjg.v21.i30.9182
Published online Aug 14, 2015. doi: 10.3748/wjg.v21.i30.9182
0.025-inch vs 0.035-inch guide wires for wire-guided cannulation during endoscopic retrograde cholangiopancreatography: A randomized study
Katsuya Kitamura, Akira Yamamiya, Yu Ishii, Yoshiki Sato, Tomoyuki Iwata, Tomohiro Nomoto, Akitoshi Ikegami, Hitoshi Yoshida, Division of Gastroenterology, Department of Medicine, Showa University School of Medicine, Tokyo 142-8666, Japan
Author contributions: Kitamura K designed the study, collected and analyzed the data; Kitamura K drafted the manuscript and gave final approval of the version to be published; Kitamura K, Yamamiya A, Ishii Y, Sato Y, Iwata T, Nomoto T, Ikegami A and Yoshida H took part in this study as endoscopic operators or assistants.
Institutional review board statement: The study was reviewed and approved by the Medical Ethics Committee of Showa University Hospital.
Clinical trial registration statement: This study is registered at UMIN Clinical Trial Registry. The registration identification number is UMIN000010082.
Informed consent statement: All study participants, or their legal guardian, provided informed written consent prior to study enrollment.
Correspondence to: Katsuya Kitamura, MD, PhD, Division of Gastroenterology, Department of Medicine, Showa University School of Medicine, 1-5-8, Hatanodai, Shinagawa-ku, Tokyo 142-8666, Japan. k.kitamura@med.showa-u.ac.jp
Telephone: +81-3-37848535 Fax: +81-3-37847553
Received: January 18, 2015
Peer-review started: January 19, 2015
First decision: February 10, 2015
Revised: February 25, 2015
Accepted: April 28, 2015
Article in press: April 30, 2015
Published online: August 14, 2015
Processing time: 210 Days and 21.9 Hours
Peer-review started: January 19, 2015
First decision: February 10, 2015
Revised: February 25, 2015
Accepted: April 28, 2015
Article in press: April 30, 2015
Published online: August 14, 2015
Processing time: 210 Days and 21.9 Hours
Core Tip
Core tip: The thickness of the guide wire for wire-guided cannulation does not appear to affect either the success rate of selective bile duct cannulation or the incidence of post-endoscopic retrograde cholangiopancreatography pancreatitis.