Meta-Analysis
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World J Gastroenterol. Oct 14, 2014; 20(38): 14033-14039
Published online Oct 14, 2014. doi: 10.3748/wjg.v20.i38.14033
Biliary stenting with or without sphincterotomy for malignant biliary obstruction: A meta-analysis
Pei-Jing Cui, Jing Yao, Yi-Jun Zhao, Hua-Zhong Han, Jun Yang
Pei-Jing Cui, Department of Geriatrics, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200025, China
Jing Yao, Yi-Jun Zhao, Hua-Zhong Han, Jun Yang, Department of Surgery, Sixth People’s Hospital, Shanghai Jiao Tong University, Shanghai 200233, China
Author contributions: Cui PJ and Yao J contributed equally to this work; Yang J designed research; Cui PJ, Yao J and Han HZ performed the data search and meta-analysis; Zhao YJ and Yang J wrote the paper.
Correspondence to: Jun Yang, MD, PhD, Department of Surgery, Sixth People’s Hospital, Shanghai Jiao Tong University, Huashan Rd 1954, Shanghai 200233, China. yangjuns@foxmail.com
Telephone: +86-21-64369181 Fax: +86-21-6436892
Received: March 18, 2014
Revised: May 15, 2014
Accepted: June 14, 2014
Published online: October 14, 2014
Core Tip

Core tip: It is unclear whether patients with malignant biliary obstruction who receive stent placement benefit from endoscopic sphincterotomy (EST). The present meta-analysis was performed to investigate the clinical outcomes of patients who did and did not undergo EST before stent placement.