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Surgical Case Reports
Fig. 4 | Surgical Case Reports

Fig. 4

From: Small cholangiolocellular carcinoma that was difficult to distinguish from cholangiocellular carcinoma: a case report

Fig. 4

Immunohistochemical staining of the tumor. a The tumor cells are negative for Hep-par 1. Original magnification × 40. b The tumor cells arranged in irregular tubules with anastomosing pattern are positive for CK19. c The tumor cells show membranous stains for NCAM. d The luminal side of tumor cells are positive for EMA. (b–d Original magnification × 200)

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