Primary chondrosarcoma of the liver: A case report

Figure 3 Histopathological evaluation. A: Hematoxylin and eosin staining showed that tumor cells were unevenly distributed with cartilage pits, and the tumor was infiltrating and growing into surrounding liver tissue (magnifications 100 ×); B: Hematoxylin and eosin staining showed tumor cells with abnormal nuclei that were mostly mononuclear though occasionally binuclear (magnifications 200 ×); C: Tumor CK protein positive; D: Tumor vimentin protein positive; E: Tumor S-100 protein positive; F: Tumor Ki-67 immunostaining with 60% Ki-67 positive cells. (C-F immunohistochemistry, magnification 200 ×).