Metaplastic breast cancer with chondrosarcomatous differentiation combined with concurrent bilateral breast cancer: A case report

Figure 5 Immunohistochemical picture of left breast chondrosarcoma component after operation. A: Carcinosarcoma can be found in the invasive ductal carcinoma of the left breast, and the carcinosarcoma is differentiated into chondrosarcoma (4 × 4); B: Vimentin (+) expression was positive (4 × 4).