Figure 2.
Lymph node H&E stain: (a) central necrosis tumor island in the subcapsular area, (b) adenocarcinoma cells with morphological features similar to Figure 1, and (c) complete membranous staining by HER2/neu immunohistochemical stain.
Lymph node H&E stain: (a) central necrosis tumor island in the subcapsular area, (b) adenocarcinoma cells with morphological features similar to Figure 1, and (c) complete membranous staining by HER2/neu immunohistochemical stain.