Figure 3From: Primary perivascular epithelioid cell tumor of the liver: new case report and literature reviewImmunohistochemical profile of PECs. IHC × 100 A) Most of epithelioid tumor cells are markedly immunoreactive for HMB45 (A), and SMA (B). Focal Melan-A immunopositivity was noted (C). S100 protein (D) and Cytokeratin (E) were completely negative. IHC × 100.Back to article page