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Letter to the Editor
©The Author(s) 2022. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Gastrointest Surg. Aug 27, 2022; 14(8): 874-876
Published online Aug 27, 2022. doi: 10.4240/wjgs.v14.i8.874
Risk prediction of common bile duct stone recurrence based on new common bile duct morphological subtypes
Hirokazu Saito, Shuji Tada
Hirokazu Saito, Shuji Tada, Department of Gastroenterology, Kumamoto City Hospital, Kumamoto 862-8505, Japan
Author contributions: Saito H wrote the letter; Tada S revised the letter.
Conflict-of-interest statement: The authors declare that there are no conflicts of interest in relation to this article.
Corresponding author: Hirokazu Saito, MD, Doctor, Department of Gastroenterology, Kumamoto City Hospital, 4-1-60, Higashimachi, Higashi-ku, Kumamoto 862-8505, Japan. arnestwest@yahoo.co.jp
Received: April 19, 2022
Peer-review started: April 19, 2022
First decision: June 12, 2022
Revised: June 16, 2022
Accepted: July 20, 2022
Article in press: July 20, 2022
Published online: August 27, 2022
Processing time: 127 Days and 4.4 Hours
Core Tip

Core Tip: It is important to identify the risk factors associated with the recurrence of common bile duct (CBD) stones after endoscopic treatment as it helps determine the necessity of regular follow-up in patients who underwent endoscopic CBD stone removal. CBD morphology can be an important predictor of stone recurrence after endoscopic stone removal. Further studies with a large sample size and a longer follow-up period are warranted to examine the efficacy of the new CBD morphological subtypes presented by the authors for predicting endoscopic retrograde cholangiopancreatography outcomes after CBD stone removal.