Case Report
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastrointest Oncol. Aug 15, 2013; 5(8): 181-185
Published online Aug 15, 2013. doi: 10.4251/wjgo.v5.i8.181
Figure 4
Figure 4 Histologic findings of the pancreaticoduodenectomy specimen. A: Microscopic examination of the specimen; B: There was abnormal glandular formation, suggesting moderate, welldifferencated adenocarcinoma from mucosa to subserosa (HE × 40); C: Lymphoplasmacellular infiltrate with lymph follicles and obliterative phlebitis were present around the common bile duct (CBD) cancer (HE × 400); D: Immunohistochemistry was performed to identify IgG4-positive plasma cells. More than 10 IgG4-positive plasma cells/high power field were detected in the CBD (IgG4 × 400).