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  Indian J Med Microbiol
 

Figure 2: Histological and immunohistochemistry images showing (a) dense lymphoplasmacytic infiltrates involving nerve bundle and storiform fibrotic bands (HE ×100); (b) peripancreatic extension of inflammatory process in the soft tissue (HE × 100); (c) periductal inflammation with antral metaplasia (HE ×200), (d) obliterative phlebitis in vessel wall (HE ×100); (e and f) CD138 and IgG4 stains highlighting plasma cells, respectively (IHC ×400); (g and h) CD4 and CD8 stains showing admixture of T lymphocytes (IHC ×400); and (i) CD20 stain showing occasional B lymphocytes (IHC ×400)

Figure 2: Histological and immunohistochemistry images showing (a) dense lymphoplasmacytic infiltrates involving nerve bundle and storiform fibrotic bands (HE ×100); (b) peripancreatic extension of inflammatory process in the soft tissue (HE × 100); (c) periductal inflammation with antral metaplasia (HE ×200), (d) obliterative phlebitis in vessel wall (HE ×100); (e and f) CD138 and IgG4 stains highlighting plasma cells, respectively (IHC ×400); (g and h) CD4 and CD8 stains showing admixture of T lymphocytes (IHC ×400); and (i) CD20 stain showing occasional B lymphocytes (IHC ×400)