Fig. 6From: Fungating malignant peripheral nerve sheath tumor arising from a slow-growing mass in the forearm: a case report and review of the literatureMicroscopic examination of the tumor. a There is a proliferation of spindle cells with abundant mitotic figures. b Heterologous elements in the form of osteoid are seen, laid directly by the tumor cells. c Palisading necrosis is identified. All images are stained with hematoxylin and eosin. Original magnification × 40Back to article page