Correlation between Immunohistochemical and Histomorphological Features of Ampullary Carcinomas: A Study on 72 Cases from a Tertiary Health Care Center

Figure 3

(a) Tall columnar cells in mixed-type carcinoma (hematoxylin-eosin, 400x). (b) Cuboidal cells in mixed-type carcinoma (hematoxylin-eosin, 400x). (c) CK7 positivity in mixed-type carcinoma (immunohistochemistry, 100x). (d) Ck20 positivity in mixed-type carcinoma (immunohistochemistry, 400x).

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