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Fig. 5 | Surgical Case Reports

Fig. 5

From: Micro-hepatocellular carcinoma with bile duct tumor thrombus mimicking intrahepatic intraductal papillary neoplasm of the bile duct: a case report

Fig. 5

Microscopic findings. a Tumor filled the bile duct, proliferating in a nearly cord-like ductal structure. b Tumor grew in a nearly cord-like tubular structure and showed carcinoma-equivalent atypia with finely granular, highly acidophilic, abundant cytoplasm, and irregular round nuclei with agglutinated chromatin, which were consistent with moderately differentiated HCC. c Immunostaining also showed that the tumor cells were hepatocyte-positive, indicating hepatocellular carcinoma

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