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World J Gastrointest Surg. Aug 27, 2026; 18(8): 118767
Published online Aug 27, 2026. doi: 10.4240/wjgs.118767
Published online Aug 27, 2026. doi: 10.4240/wjgs.118767
Postoperative gastrointestinal dysfunction and gastrointestinal tumors: A review and a point of view
Jia-Bing Liu, Department of Hepatobiliary and Pancreatic Surgery, Wuhan Sixth Hospital, Wuhan 430019, Hubei Province, China
Cai-Wen Yan, Department of Gastroenterology, Changzhi People’s Hospital, The Affiliated Hospital of Changzhi Medical College, Changzhi 046000, Shanxi Province, China
Zhi-Jun Chen, Department of Gastrointestinal Surgery, Jincheng General Hospital, Jincheng 048000, Shanxi Province, China
Liang Zong, Department of Gastrointestinal Surgery, Changzhi People’s Hospital, The Affiliated Hospital of Changzhi Medical College, Changzhi 046000, Shanxi Province, China
Co-corresponding authors: Zhi-Jun Chen and Liang Zong.
Author contributions: Liu JB was responsible for conceptualization (lead) and writing-editing and review (lead); Yan CW was responsible for writing–editing and review (second); Zong L was responsible for supervision (lead) as a co-corresponding author; Chen ZJ was responsible for project administration (lead) as a co-corresponding author. The designation of two co-corresponding authors for this review focusing on postoperative gastrointestinal dysfunction in gastrointestinal cancer tumors is fully reasonable and compliant with relevant academic standards. Firstly, the two authors have made equally significant and irreplaceable contributions to the completion of this review. They have carried out in-depth discussions and close cooperation throughout the writing process. Secondly, in terms of the overall implementation and quality control of the review, the two authors have jointly undertaken the responsibility of corresponding authors to fully supervise the whole process from topic selection, literature research, content writing to revision and improvement. They have always maintained close communication, strictly checked the logical coherence of the article context, guaranteed the accuracy of academic viewpoints and the rigor of professional discussion, and effectively ensured the academic quality and standardization of the entire review.
AI contribution statement: All manuscripts and core research content were independently completed by all authors. Any content in the manuscript is not entirely generated by artificial intelligence. A simple artificial intelligence assisted tool is only used for minor language polishing, including grammar correction, sentence expression optimization, and wording revision, to improve the readability and fluency of English writing. No artificial intelligence tools were used for data analysis. All graphics and images in the manuscript are original works drawn and created by the author based on research findings. Excluding images generated by artificial intelligence. All references in the manuscript were manually searched, screened, sorted, and formatted by the author by consulting official databases. No artificial intelligence tools were used to generate and organize references. The only artificial intelligence tool used in this manuscript is "Dou Bao". It is only applicable for basic English language modifications.
Supported by Wujieping Medical Foundation, No. 320.6750.2020-11-5; Health commission of Shanxi Province, No. 2020130 and No. 2021TD27; Shanxi Natural Science Foundation, No. 202103021224005; and Scientific Activities of Selected Returned Overseas Professionals in Shanxi Province, No. 20220056.
Conflict-of-interest statement: The authors declare that they have no conflict of interest to disclose.
Corresponding author: Liang Zong, MD, PhD, Department of Gastrointestinal Surgery, Changzhi People’s Hospital, The Affiliated Hospital of Changzhi Medical College, Changzhi 046000, Shanxi Province, China. 250537471@qq.com
Received: January 22, 2026
Revised: February 20, 2026
Accepted: May 20, 2026
Published online: August 27, 2026
Processing time: 213 Days and 10.7 Hours
Revised: February 20, 2026
Accepted: May 20, 2026
Published online: August 27, 2026
Processing time: 213 Days and 10.7 Hours
Core Tip
Core Tip: Wang et al’s study described their construction of a risk prediction model that includes a systemic risk index prognostic value for postoperative gastrointestinal (GI) dysfunction in patients whose GI cancer will be treated surgically. Moreover, emphasis is placed on the clinical significance of transforming complex regression models into streamlined, pragmatic risk indices for bedside utilization. A forward-looking perspective on future research directions is provided, with emphasis placed on the necessity for model refinement, a deeper exploration of underlying pathophysiological mechanisms, and the integration of predictive tools into comprehensive prevention and management strategies.