在结肠直肠癌治疗手术后,瘤侧向是否重要? 关于复发模式和复发后生存率的回顾性队列研究
Fernando Mendoza-Moreno1, Manuel Díez-Alonso1, Belén Matías-García1
1Department of General and Digestive Surgery, University Hospital Príncipe de Asturias, Alcalá de Henares, Madrid, Spain.
Clinical colorectal cancer
|November 18, 2025
概括
结直肠癌 (CRC) 中的原发性瘤位置会影响转移模式和复发后的生存率,即使整体复发率相似. 右侧瘤与复发后更糟糕的结果有关.
科学领域:
- 在瘤学瘤学.
- 胃肠病学 胃肠病学
- 癌症研究 癌症研究
背景情况:
- 在结直肠癌 (CRC) 中,主要瘤位置 (右侧,左侧,直肠) 越来越受到关注.
- 在转移性CRC中确立了瘤位置的差异,但在非转移性疾病中不那么明显.
- 瘤位置对CRC治愈切除术后复发和生存的影响正在调查中.
研究的目的:
- 评估原发性瘤的位置是否影响I-III阶段CRC的复发模式.
- 评估瘤位置对治疗意图切除后复发后存活率 (PRS) 的影响.
- 确定瘤侧向性是否是CRC患者PRS的独立预后因素.
主要方法:
- 对1425名患有I-III期结肠直肠腺癌的患者进行了回顾性队列研究.
- 患者接受了R0切除 (完全切除瘤).
- 基于原发性瘤位置的复发模式,转移部位和复发后生存率的分析.
主要成果:
- 在22.4%的患者中观察到瘤复发.
- 右侧瘤更容易发生腹转移;直肠瘤更容易发生肺转移.
- 右侧瘤的复发后存活率 (21%) 与左侧瘤 (41%) 和直肠瘤 (32%) 相比显着较低.
- 主要瘤位置是PRS的独立预后因素.
结论:
- 瘤侧向性影响CRC的转移模式和复发后的结果.
- 主要瘤位置应纳入预后分层和CRC的监测策略.
- 基于瘤位置的个性化随访协议可能会改善长期CRC患者的结果.
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