Progressive disfiguring facial masses with pupillary axis obstruction from Morbihan syndrome: A case report

Figure 3 Histological and immunohistochemistry images. A: Large amount of lymphocyte and histiocyte infiltration in clear-cut granulomas (hematoxylin-eosin staining, × 40); B: The infiltration of lymphocytes, foam-like histiocytes, multinucleated giant cells, and mast cells (hematoxylin-eosin staining, × 200); C: Positive expression of CD68 in histiocytes in clear-cut granulomas (immunohistochemical staining, × 100); D: Positive expression of D2-40 in the lymphatic endothelium and lymphatic vessel dilatation (immunohistochemical staining, × 100).