SDHB and neoplasm: The immunohistochemical staining results for the left hepatic lobe and tumor are as follows (Figure 4): CD117 (sporadic +), DOGI (–), Vimentin (+), CD34 (vascular +), Actin (+), Desmin (+), S-100 (–), p63 (–), p53 (sporadic +), Ki67 (+, approximately 15%), and SDHB (+).