Case Report
Copyright ©The Author(s) 2021.
World J Clin Cases. Oct 16, 2021; 9(29): 8773-8781
Published online Oct 16, 2021. doi: 10.12998/wjcc.v9.i29.8773
Figure 4
Figure 4 Histopathological examinations. A: The thickened bile duct wall demonstrates a marked sclerosis with diffuse lymphoplasmacytes and some eosinophils infiltration; B: Obliterative phlebitis is apparent; C: Numerous IgG4+ cells are detected by immunohistochemical staining.