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

Figure 2

(a) Intestinal-type carcinoma with a tubulopapillary pattern (hematoxylin-eosin, 100x). (b) Intestinal-type carcinoma with minimal nuclear atypia (hematoxylin-eosin, 400x). (c) Intestinal-type carcinoma with the absence of desmoplasia (hematoxylin-eosin, 400x). (d) Intestinal-type carcinoma with CK20 positivity (immunohistochemistry, 100x). (e) Intestinal-type carcinoma with CK7 negativity (immunohistochemistry, 100x).

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(b)

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