炎症性肠病中的炎症相关致癌:临床特征和分子机制
Tadakazu Hisamatsu1, Jun Miyoshi1, Noriaki Oguri1
1Department of Gastroenterology and Hepatology, Kyorin University School of Medicine, Tokyo 181-8611, Japan.
Cells
|April 25, 2025
概括
炎症性肠病 (IBD) 增加了癌症的风险,特别是结肠直肠癌 (CRC). 慢性炎症驱动IBD相关的癌症,需要更好地监测和了解不同的分子通路.
科学领域:
- 胃肠病学 胃肠病学
- 在瘤学瘤学.
- 免疫学 免疫学 免疫学
背景情况:
- 炎症性肠病 (IBD),包括性结肠炎 (UC) 和克罗恩病 (CD),涉及慢性肠道炎症.
- 遗传和环境因素会破坏免疫系统的平衡,影响疾病的发病和进展.
- 肠道微生物组和免疫反应在IBD病变发生过程中至关重要.
研究的目的:
- 审查IBD相关癌症的流行病学,风险因素和临床/病理特征.
- 检查UC相关瘤 (UCAN) 和CD相关癌症的当前监测实践.
- 探索IBD炎症驱动性致癌的独特分子机制.
主要方法:
- 对流行病学数据的文献综述.
- 分析IBD相关癌症的临床和病理特征.
- 检查涉及IBD致癌的分子途径.
主要成果:
- IBD患者患上各种胃肠道癌症的风险增加,特别是UC中的CRC和CD中的其他部位.
- 由于其形态学,UCAN检测具有挑战性,与零星CRC (sCRC) 不同.
- 与IBD相关的癌症表现出明显的分子特征,包括p53突变,与腺瘤-癌瘤序列不同.
结论:
- 在IBD中,慢性炎症是癌症发展的重要驱动因素.
- 目前对IBD相关癌症的监测指南不足,特别是对CD.
- 了解独特的分子机制对于改善管理和向治疗至关重要.
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