Conclusion: CISH has high concordance rate with IHC in examining HER2 amplification and it may be a new method for detection of HER2 gene.

• 结论：CISH检测乳腺癌HER2基因扩增的结果与IHC检测的蛋白表达结果符合率较高，可作为乳腺癌HER2基因检测的一项新技术；