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04-01-2025 | Obesity | Review

Copper Deficiency: A Frequently Overlooked Complication After MBS—A Systematic Review and Meta-analysis

Authors: Bangrong Xu, Taifu Xiao, Jinze Li, Qiyu Lu, Yi Zhang, Baosheng Wan, Daoming Liang

Published in: Obesity Surgery

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Abstract

This study reviews the prevalence of copper (Cu) deficiency in patients for metabolic and bariatric surgery (MBS), as well as the long-term outcomes related to the prevalence of Cu deficiency after undergoing MBS. A systematic literature search and meta-analysis were conducted in PubMed, Web of Science, and Scopus for articles published by August 31, 2024. The search terms included metabolic and bariatric surgery, weight loss surgery, metabolic surgery, obesity surgery, sleeve gastrectomy, gastric banding, gastric bypass, duodenal switch, duodenojejunal bypass, copper, copper deficiency, and hypocuposemia. After PRISMA screening, 43 studies with a total of 49 patients with obesity were included in this meta-analysis. The results demonstrated that the prevalence of Cu deficiency after MBS at 1-, 2-, 3-, and 4-year follow-up was found to be 16%, 28%, 21%, and 16%, respectively. Additionally, hypocuposemia was observed to be more prevalent in patients with BPD compared with other types of surgery. Copper deficiency is frequently observed in patients following MBS, particularly those who have undergone BPD procedures. Therefore, it is imperative for patients to undergo postoperative follow-up and nutritional monitoring, along with targeted interventions.
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Metadata
Title
Copper Deficiency: A Frequently Overlooked Complication After MBS—A Systematic Review and Meta-analysis
Authors
Bangrong Xu
Taifu Xiao
Jinze Li
Qiyu Lu
Yi Zhang
Baosheng Wan
Daoming Liang
Publication date
04-01-2025
Publisher
Springer US
Published in
Obesity Surgery
Print ISSN: 0960-8923
Electronic ISSN: 1708-0428
DOI
https://doi.org/10.1007/s11695-024-07569-8
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