Case Report
Copyright ©The Author(s) 2021.
World J Clin Cases. Apr 26, 2021; 9(12): 2923-2929
Published online Apr 26, 2021. doi: 10.12998/wjcc.v9.i12.2923
Figure 1
Figure 1 Left breast malignant mass. A: High grade intraductal carcinoma and interstitial infiltration revealed by hematoxylin & eosin (H&E) staining; B: Low grade invasive ductal carcinoma revealed by H&E staining; C: Immunohistochemical staining for estrogen receptor, human epidermal growth factor receptor-2, and Ki67 (× 40). ER: Estrogen receptor; HER-2: Human epidermal growth factor receptor-2.