在ER+/PR+/HER2+与ER+/PR-/HER2+乳腺癌亚型中的临床病理差异和生存益处
Wu Ding1,2, Dengfeng Ye1, Haifeng Chen1
1Department of Oncological Surgery, Shaoxing Second Hospital, Shaoxing, 312000, China.
Breast cancer (Tokyo, Japan)
|January 17, 2024
概括
雌激素受体阳性/孕受体阳性/HER2阳性乳腺癌患者通常比ER+/PR-/HER2+患者的生存率更好,特别是在早期阶段. 治疗选择影响结果,特别是在SERMs.
科学领域:
- 在瘤学瘤学.
- 分子生物学分子生物学
- 遗传学 遗传学 是一个
背景情况:
- 乳腺癌亚型,由雌激素受体 (ER),孕激素受体 (PR) 和HER2表达定义,显著影响预后.
- 从历史上看,HER2阳性瘤的存活率较低,但抗HER2疗法改善了结果.
- 激素受体 (HR) 阳性患者可能因HER2-HR信号交叉而减少了抗HER2疗法的益处.
研究的目的:
- 根据差异激素受体 (HR) 表达,研究 HER2 阳性乳腺癌亚型的独特临床病理特征和生存结果.
- 为了比较ER+/PR+/HER2+和ER+/PR-/HER2+亚型之间的生存率,并评估不同治疗方式的影响.
主要方法:
- 来自上海通大学乳腺癌数据库 (SJTUBCDB) 和国家癌症研究所的SEER数据库的数据分析.
- 倾向性得分调整以平衡ER+/PR+/HER2+和ER+/PR-/HER2+亚型之间的患者特征.
- 卡普兰-梅尔对无病存活率 (DFS),乳腺癌特异性存活率 (BCSS) 和整体存活率 (OS) 的生存分析;基于月经状态,PN阶段,HER2向治疗和内分泌治疗的子组分析.
主要成果:
- ER+/PR+/HER2+组的DFS和BCSS明显优于ER+/PR-/HER2+组,特别是在绝经后和pN0阶段的患者中.
- 在抗HER2治疗或芳香酶抑制剂 (AI) 内分泌治疗后,两种亚型的生存结果是可比的.
- 接受选择性雌激素受体调节剂 (SERM) 治疗的ER+/PR-/HER2+组患者与ER+/PR+/HER2+患者相比,预后明显差.
结论:
- 具有不同HR状态的HER2阳性乳腺癌表现出明显的临床病理特征和生存模式.
- ER+/PR+/HER2+患者通常经历更高的生存率,特别是那些有绝经后状态和pN0阶段疾病的患者.
- 针对HER2阳性乳腺癌的个性化治疗策略应该明智地考虑HR状态和采用的特定治疗方式.
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