• 1. Graduate School of Xuzhou Medical University, Xuzhou, Jiangsu 221004, P. R. China;
  • 2. Department of Bariatric Metabolic Surgery, Affiliated Hospital of Xuzhou Medical University, Xuzhou, Jiangsu 221002, P. R. China;
ZHU Xiaocheng, Email: zhuxccf@163.com
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Objective To measure gastric wall thickness in patients with obesity and to investigate the relation between gastric wall thickness and clinicopathologic characteristics. Methods The clinicopathologic data of the patients who underwent laparoscopic sleeve gastrectomy (LSG) in the Affiliated Hospital of Xuzhou Medical University from February to August 2023 were collected. The gastric wall thickness of the gastric tissue specimens resected following LSG was measured by a tissue measuring device at 3 predetermined positions (gastric antrum, gastric body, and gastric fundus) at a compressive pressure of 8 g/mm2, and multiple linear regression was used to analyze the factors affecting the thickness of the gastric wall. Results A total of 232 patients were collected in this study, including 49 males and 183 females. Preoperative body mass index (BMI) was 28.2–61.8 kg/m2 with (38.4±5.3) kg/m2, and the patients with BMI ≥40 kg/m2 were 82 cases and <40 kg/m2 were 150 cases. The thickness of the gastric wall in the gastric antrum, gastric body, and gastric fundus of 232 patients was (3.04±0.38) mm, (2.26±0.51) mm, and (1.63±0.32) mm, respectively. The results of multiple linear regression analysis showed that the thickness of the gastric wall at the gastric antrum was related to the gender of the patients, that is, the thickness of the gastric wall at the gastric antrum was thinner in the females as compared with the males (standard coefficients β=–0.152, t=–2.167, P=0.031), while the thickness of the gastric wall at the gastric fundus was related to the BMI of the patients, and the higher BMI, the thicker thickness of the gastric wall at the gastric fundus (standard coefficients β=0.153, t=2.281, P=0.023). Conclusions According to the results of this study, the thickness of the gastric wall is related to the anatomical position of the gastric wall. During LSG surgery, the size and height of the Staple lines are selected at different anatomical positions of the cutting edge for males and obese patients with higher BMI.

Citation: YUAN Peiwen, HONG Jian, WANG Hui, Fidele Kakule Kitaghenda, SUN Xia, YAO Libin, ZHU Xiaocheng. Measurement of gastric wall thickness following laparoscopic sleeve gastrectomy and analysis of its influencing factors. CHINESE JOURNAL OF BASES AND CLINICS IN GENERAL SURGERY, 2024, 31(9): 1093-1098. doi: 10.7507/1007-9424.202402045 Copy

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