Fig. 3
From: Primary pericardial mesothelioma complicated by pericardial calcification
Histological and immunohistochemical analyses. Histological and immunohistochemical analyses of the specimens: brittle and greyish white pericardial masses with rich blood supply (A); papillary and glandular clusters of epithelioid tumor cells with eosinophilic cytoplasm and calcified foci (white arrow) (B) HE×200; positive immunohistochemical reaction for CK protein (C) IHC×200; positive immunohistochemical reaction for calretinin protein (D) IHC×200; positive immunohistochemical reaction for D2-40 protein (E) IHC×200; 60% hotspots as indicated by the Ki67 proliferative index (F) IHC×200; positive immunohistochemical reaction for WT-1 protein (G) IHC×200; and negative immunohistochemical reaction for BerEP4, EMA, napsin-A, and TTF-1(H) IHC×200.