Figure 2

Histological findings of the liver tumor. A. Histological examination showed that the tumor cells were round or columnar cells with round nuclei and pale eosinophilic cytoplasm (HE, ×400). B. Immunohistochemistry revealed the tumor cells were positive for synaptophysin (×400). C. Immunohistochemistry revealed the tumor cells were positive for chromorgranin A. (×400).