Figure 7.
(a) High-power view of neutrophils concentrated within and adjacent to neoplastic cells in pancreatobiliary-type intraductal papillary mucinous neoplasm (hematoxylin and eosin stain, magnification ×400). (b) Intraductal papillary mucinous neoplasm with pancreatobiliary-type papillae expressing MUC1 on the apical aspects of the neoplastic papillae (magnification ×200).