Case Report
Copyright ©The Author(s) 2022.
World J Clin Cases. Jan 21, 2022; 10(3): 1000-1007
Published online Jan 21, 2022. doi: 10.12998/wjcc.v10.i3.1000
Figure 2
Figure 2 Pathological findings. A: Pathological specimen obtained using peroral cholangioscopy (approximately 12 mm diameter); B: Hematoxylin and eosin stains showing intermediate nuclear atypia; C-E: Immunohistochemical analysis of MUC2 (undetectable) (C), MUC5AC (positive) (D), and MUC6 (positive) (E).