在肥胖的胃绕道手术后被排除的胃癌
Wilhelm Leijonmarck1, Giola Santoni1, Dag Holmberg1
1Department of Molecular medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.
Annals of surgery
|February 20, 2026
概括
胃绕道手术可能会增加排除胃腺癌的风险. 手术后10-44年. 虽然这种癌症仍然很少见,但在胃绕道术后,早期检测可能会延迟.
科学领域:
- 胃肠病学 胃肠病学
- 手术瘤学手术瘤学
- 腹部外科手术的结果
背景情况:
- 胃绕道手术可能会增加由于胆汁反流而被排除的胃中的腺癌风险.
- 胃绕道术后的解剖学变化可能会阻碍胃癌的内镜诊断.
研究的目的:
- 评估胃绕道手术是否会增加排除胃腺癌的风险.
- 为了确定胃旁路手术是否会延迟胃腺癌的诊断.
主要方法:
- 基于人口的队列研究在丹麦,芬兰和瑞典.
- 用考克斯回归和标准化发病率比较,将胃绕道术患者与其他减肥手术和一般人群进行了比较.
- 分析了胃切除率和全因死亡率.
主要成果:
- 胃绕道与手术后10-44年胃非心脏腺癌的风险更高有关 (HR=4.0,SIR=2.5).
- 在前1至9年内没有观察到增加的风险.
- 所有原因的死亡率在胃绕道术后增加了 (HR=1.9),而胃切除率似乎下降了 (OR=0.3).
结论:
- 胃绕道手术可能会增加被排除在外的胃部腺癌的风险.
- 这些瘤的诊断可能会在胃旁路术后被推迟.
- 胃腺癌仍然是胃绕道术后的罕见并发症.
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