Figure 12
From: Intraductal papillary mucinous tumor of bile ducts radiologic and pathologic features: a case report
Pathological sections specimens. (7) Low magnification showing encapsulated papillary tumor with thin fibrovascular stalk, covered by tall mucinous moderately dysplastic epithelium (8). Higher magnification demonstrates area with oncocitic pattern (9). The immunohistochemical test showed a diffuse CK7+ (10) and apomucines MUC5AC (11) and MUC6 (12) positivity in more than 50% of neoplastic cells.