与HPV相关的宫腺皮癌的形态和免疫组织化学研究:重新评估定义不良的实体
Zhenwei Zhang1, M Ruhul Quddus1, C James Sung1
1Department of Pathology and Laboratory Medicine, Women & Infants Hospital of Rhode Island and The Warren Alpert Medical School of Brown University, USA.
Human pathology
|January 24, 2026
概括
许多具有扩散生长模式的宫癌很可能是一种非经典的腺素状瘤 (AdSq) 亚型. 免疫组织化学有助于识别这些AdSq瘤,这些瘤缺乏明显的状和腺体成分.
科学领域:
- 妇科病理学 妇科病理学
- 宫癌的诊断 宫癌的诊断
- 瘤组织病理学
背景情况:
- 目前世界卫生组织 (WHO) 对状腺癌 (AdSq) 的标准要求有明显的状和腺分化.
- 差分化的宫癌的一个子集呈现出模两可的形态和分散的生长模式,挑战目前的诊断标准.
研究的目的:
- 调查具有模两可的形态和扩散生长模式的宫癌是否代表AdSq.的非经典亚型.
- 评估免疫组织化学标记在识别这种潜在亚型的有用性.
主要方法:
- 对2007年至2024年间诊断的41例AdSq病例进行了回顾性审查.
- 对p16,p40,p63,BerEP4和Claudin-4的H&E幻灯片和免疫组织化学 (IHC) 染色的组织病理学评估.
- 对IHC结果的统计分析以及与形态学和生存结果的相关性.
主要成果:
- 在41个AdSq案例中,11个符合经典AdSq (cAdSq) 的标准,20个被归类为非经典AdSq (nAdSq).
- nAdSq病例表现出模两可的形态,扩散的生长,并且经常同时表达状 (p40) 和腺癌标记物 (BerEP4),其中一些显示出所有四个标记物的阳性.
- 在nAdSq和cAdSq组之间没有观察到总生存时间的显著差异.
结论:
- 具有扩散生长模式的宫癌可能代表非经典的AdSq亚型,缺乏空间分离的差异化.
- 免疫组织化学,特别是状瘤和腺癌标记物的联合表达,可以帮助识别这种"非经典"的AdSq亚型.
- 这些发现扩大了对宫癌异质性和诊断可能性的理解.
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