Fig. 2From: Solitary extrapleural fibrous tumor with hepatic bilobar metastases: multimodal approach treatmenta Relationship between neoplasic mesenchymal proliferation and liver parenchyma; b 2 mitosis/10HPF; c necrosis areas inside tumor; d medium-sized blood vessels, some with deer horn morphology, branched, showing thin walls and unaltered endothelium; e cytoplasmatic immunohistochemical staining positive for CD34 + ; f immunohistochemical staining positive for STAT6Back to article page