Figure 3: Immunohistochemical decoration of the interstitial lymphoid infiltrate (A: CD45, B: CD138). IgG4 staining showing a scattered pattern in (C), and very focal clustering in (D).
Figure 3: Immunohistochemical decoration of the interstitial lymphoid infiltrate (A: CD45, B: CD138). IgG4 staining showing a scattered pattern in (C), and very focal clustering in (D).