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Cholangiocellular carcinoma of the liver with strong Cytokeratin 6 immunostaining in 90% of cells. |
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Colorectal adenocarcinoma with Cytokeratin 6 immunostaining in about 20% of tumor cells. |
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Colorectal adenocarcinoma with strong Cytokeratin 6 positivity in about 50% of tumor cells. |
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Cytokeratin 6 staining is only focally seen in a basal cell carcinoma while the overlying skin stains positive. |
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