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Impact of intestinal immunologic barrier dysfunction on perioperative complications

Wenxin Shi, Yajun Hu, Jin Lan, Jun Xiong, Zhiyong Li


Department of Pathology, Faculty of Medical Imaging, Naval Medical University, Shanghai 200082, China.


Address correspondence to: Jun Xiong, Department of Pathology, Faculty of Medical Imaging, Naval Medical University, Xiangyin Road, Yangpu District, Shanghai 200082, China. E-mail: xiongjun2001@163.com; Zhiyong Li, Department of Pathology, Faculty of Medical Imaging, Naval Medical University, Xiangyin Road, Yangpu District, Shanghai 200082, China. E-mail: zhiyongli@smmu.edu.cn.


Acknowledgement: This work was supported by grants from the Shanghai Science (23ZR1477400) and Technology Commission Project (201409004600).


DOI: https://doi.org/10.61189/629158xrbqam


Received October 28, 2024; Accepted January 7, 2025; Published June 30, 2025


Highlights

● Intestinal barrier dysfunction increases the risk of perioperative complications.

● The immunologic barrier is crucial for maintaining intestinal homeostasis.

● Perioperative factors compromise the intestinal immunologic barrier, increasing infection risk.

● An imbalance between intestinal microbiota and immune cells affects postoperative recovery.

● Clinical intervention studies targeting the intestinal barrier are summarized.

Abstract

Intestinal barrier dysfunction plays a critical role in perioperative complications, especially in the circumstances where immunologic barrier is damaged. This paper reviews the structure of the intestinal immunologic barrier, its interaction with intestinal microbiota, and its effects on intestinal epithelial cells. It emphasizes the key role of the intestinal immunologic barrier in maintaining intestinal homeostasis and explains how its dysfunction increases the risk of infection, anastomotic leakage, gastrointestinal motility disorders, and systemic inflammatory response syndrome during the perioperative period.

Keywords: Intestinal barrier, perioperative complications, immunologic barrie

Shi WX, Hu YJ, Lan J, Xiong J, Li ZY. Impact of intestinal immunologic barrier dysfunction on perioperative complications. Perioper Precis Med. 2025 Jun; 3 (2): 54-70. doi: 10.61189/629158xrbqam

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