Fig. 6
From: Anal gland adenocarcinoma in situ with pagetoid spread: a case report
Histological findings of anal gland carcinoma. a In situ adenocarcinoma of the anal glands (arrow) (hematoxylin-eosin; magnification × 10). b–e Positive immunohistochemical staining for CK7 (b), CK20 (c), CDX2 (d), and p53 (e) (magnification × 20)