Pancreaticobiliary Maljunction Is Associated with Common Bile Duct Carcinoma: A Meta-Analysis

Objective. Pancreaticobiliary maljunction (PBM) has been reported to be associated with an increased risk of gallbladder carcinoma. However, the relationship between PBM and common bile duct carcinoma (CBDC) remains unclear. We aimed to conduct a meta-analysis to determine the available evidence on...

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Main Authors: Yang Li, Jun Wei, Zhongxin Zhao, Tiangeng You, Mingan Zhong
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2013/618670
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author Yang Li
Jun Wei
Zhongxin Zhao
Tiangeng You
Mingan Zhong
author_facet Yang Li
Jun Wei
Zhongxin Zhao
Tiangeng You
Mingan Zhong
author_sort Yang Li
collection DOAJ
description Objective. Pancreaticobiliary maljunction (PBM) has been reported to be associated with an increased risk of gallbladder carcinoma. However, the relationship between PBM and common bile duct carcinoma (CBDC) remains unclear. We aimed to conduct a meta-analysis to determine the available evidence on the association between PBM and CBDC. Methods. The pooled odds ratio (OR) and standard mean differences (SMD) with 95% confidence interval (95% CI) were used to estimate the effects. Results. A total of eight case-control studies and two cohort studies were identified. The incidence of PBM was higher in CBDC patients than in controls (OR=1.45; 95% CI, 1.19–1.76). Compared with patients without PBM, CBDC patients with PBM were younger at the diagnosis age (SMD=−0.46; 95% CI, −0.64 to −0.28). A difference in the incidence of associated CDC was found between CBDC patients with or without PBM (OR=2.14; 95% CI, 1.60–2.87). Conclusions. Compared with benign biliary tract diseases, the incidence of PBM was higher in CBDC patients, especially in relatively young patients. We also found that the incidence of CDC was higher in CBDC patients with PBM. These findings showed positive association between PBM and CBDC, which may help in identifying high-risk individuals.
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spelling doaj-art-890c2a0a95984893bd85fbef10ca90872025-02-03T05:45:00ZengWileyThe Scientific World Journal1537-744X2013-01-01201310.1155/2013/618670618670Pancreaticobiliary Maljunction Is Associated with Common Bile Duct Carcinoma: A Meta-AnalysisYang Li0Jun Wei1Zhongxin Zhao2Tiangeng You3Mingan Zhong4Department of Gastrointestinal Surgery, East Hospital, Tongji University, 150 Jimo Road, Pudong New District, Shanghai 200120, ChinaDepartment of Gastrointestinal Surgery, East Hospital, Tongji University, 150 Jimo Road, Pudong New District, Shanghai 200120, ChinaDepartment of Gastrointestinal Surgery, East Hospital, Tongji University, 150 Jimo Road, Pudong New District, Shanghai 200120, ChinaDepartment of Gastrointestinal Surgery, East Hospital, Tongji University, 150 Jimo Road, Pudong New District, Shanghai 200120, ChinaDepartment of Gastrointestinal Surgery, East Hospital, Tongji University, 150 Jimo Road, Pudong New District, Shanghai 200120, ChinaObjective. Pancreaticobiliary maljunction (PBM) has been reported to be associated with an increased risk of gallbladder carcinoma. However, the relationship between PBM and common bile duct carcinoma (CBDC) remains unclear. We aimed to conduct a meta-analysis to determine the available evidence on the association between PBM and CBDC. Methods. The pooled odds ratio (OR) and standard mean differences (SMD) with 95% confidence interval (95% CI) were used to estimate the effects. Results. A total of eight case-control studies and two cohort studies were identified. The incidence of PBM was higher in CBDC patients than in controls (OR=1.45; 95% CI, 1.19–1.76). Compared with patients without PBM, CBDC patients with PBM were younger at the diagnosis age (SMD=−0.46; 95% CI, −0.64 to −0.28). A difference in the incidence of associated CDC was found between CBDC patients with or without PBM (OR=2.14; 95% CI, 1.60–2.87). Conclusions. Compared with benign biliary tract diseases, the incidence of PBM was higher in CBDC patients, especially in relatively young patients. We also found that the incidence of CDC was higher in CBDC patients with PBM. These findings showed positive association between PBM and CBDC, which may help in identifying high-risk individuals.http://dx.doi.org/10.1155/2013/618670
spellingShingle Yang Li
Jun Wei
Zhongxin Zhao
Tiangeng You
Mingan Zhong
Pancreaticobiliary Maljunction Is Associated with Common Bile Duct Carcinoma: A Meta-Analysis
The Scientific World Journal
title Pancreaticobiliary Maljunction Is Associated with Common Bile Duct Carcinoma: A Meta-Analysis
title_full Pancreaticobiliary Maljunction Is Associated with Common Bile Duct Carcinoma: A Meta-Analysis
title_fullStr Pancreaticobiliary Maljunction Is Associated with Common Bile Duct Carcinoma: A Meta-Analysis
title_full_unstemmed Pancreaticobiliary Maljunction Is Associated with Common Bile Duct Carcinoma: A Meta-Analysis
title_short Pancreaticobiliary Maljunction Is Associated with Common Bile Duct Carcinoma: A Meta-Analysis
title_sort pancreaticobiliary maljunction is associated with common bile duct carcinoma a meta analysis
url http://dx.doi.org/10.1155/2013/618670
work_keys_str_mv AT yangli pancreaticobiliarymaljunctionisassociatedwithcommonbileductcarcinomaametaanalysis
AT junwei pancreaticobiliarymaljunctionisassociatedwithcommonbileductcarcinomaametaanalysis
AT zhongxinzhao pancreaticobiliarymaljunctionisassociatedwithcommonbileductcarcinomaametaanalysis
AT tiangengyou pancreaticobiliarymaljunctionisassociatedwithcommonbileductcarcinomaametaanalysis
AT minganzhong pancreaticobiliarymaljunctionisassociatedwithcommonbileductcarcinomaametaanalysis