Fig. 3From: Intrahepatic cholangiocarcinoma with a tumor thrombus extending from the inferior vena cava to the right atrium: a case reportOperative specimens and pathological findings. a The cut surface of the resected specimen shows a tumor with hemorrhagic necrotic changes, 13 × 12 cm in size. b Tumor thrombus in the inferior vena cava. c Tumor cells were moderately differentiated adenocarcinoma (hematoxylin and eosin staining, × 40) and d adenocarcinoma (HE, × 200)Back to article page