Figure 3.

A. Focal and microinvasion (arrow) in intraductal papillary neoplasm of bile duct. HE., x70. B. Foci of moderately differentiated adenocarcinoma in intraductal papillary neoplasm of bile duct. HE., x70.

A. Focal and microinvasion (arrow) in intraductal papillary neoplasm of bile duct. HE., x70. B. Foci of moderately differentiated adenocarcinoma in intraductal papillary neoplasm of bile duct. HE., x70.