Fig. 2From: Intrahepatic cholangiocarcinoma coinciding with a liver metastasis from a rectal carcinoma: a case report a Microscopic findings of the S2 tumor show moderately differentiated intrahepatic cholangiocarcinoma (H&E staining ×400). b Carcinoma cells are negative for CDX-2 (on immunohistochemistry, ×100). c Carcinoma cells are positive for CD19 (on immunohistochemistry, ×100). d Carcinoma cells are positive for hepatocytes (on immunohistochemistry, ×100)Back to article page