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- W4386467340 abstract "目的: 探讨HER2基因扩增的乳腺黏液腺癌(mucinous breast carcinoma,MBC)雌激素受体(ER)、孕激素受体(PR)、Ki-67和HER2的表达情况、临床病理特征及淋巴结转移和相关预后情况。 方法: 收集中国医科大学附属盛京医院2015年1月至2021年7月且均已经过病理医师诊断的MBC 47例,进行荧光原位杂交(FISH)检测,观察HER2基因扩增情况;回顾性分析47例患者临床病理资料,并统计HER2扩增/未扩增的MBC中ER、PR、Ki-67和HER2的表达及淋巴结转移情况,并对符合条件的患者进行随访,分析相关预后。 结果: 47例MBC中单纯型乳腺黏液癌(pure mucinous breast carcinoma,PMBC)32例(68.1%)和混合型乳腺黏液癌(mixed mucinous breast carcinoma,MMBC)15例(31.9%),HER2基因扩增的10例(21.3%),未扩增的37例(78.7%);HER2基因的扩增与否与MBC患者的性别、年龄、组织学类型、肿瘤直径、病灶侧别等差异无统计学意义(P>0.05);HER2基因的扩增与Ki-67的阳性指数(P<0.05)及HER2的表达水平呈正相关,与ER、PR的表达水平呈负相关(P<0.05),与淋巴结转移率呈正相关;对病程≥5年的6位患者进行随访(3例为PMBC,HER2基因均扩增;3例为MMBC,其中1例发生HER2基因扩增),生存率为100%,且其中1例PMBC在3年后(2019年)再次出现转移。 结论: MBC虽然被认为是预后较好的一种乳腺癌类型,但当发生HER2基因的扩增时会影响其基因型表达以及淋巴结转移等,同时这种基因改变也可能是影响疾病预后的一种危险因素。." @default.
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- W4386467340 date "2023-09-08" @default.
- W4386467340 modified "2023-09-27" @default.
- W4386467340 title "[Gene expression and clinicopathological features of mucinous breast adenocarcinoma amplified by HER2 gene]." @default.
- W4386467340 doi "https://doi.org/10.3760/cma.j.cn112151-20230213-00126" @default.
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