Rare primary squamous cell carcinoma of the intrahepatic bile duct: A case report and review of literature

Figure 3 Immunohistochemistry of liver lesion. The immunohistochemical examination was positive for villin, p63, and negative for glypican, hepatocyte, CK7, CK8, CK19, and CK20, the Ki-67 index was about 60% (× 200). A: Glypican; B: CK7; C: CK8; D: CK19; E: CK20; F: Hepatocyte; G: P63; H: Villin; I: Ki-67.