Fig. 2From: Sinonasal aneurysmal bone cyst mimicking hemangiomaHistopathological examination findings. A Dilated vascular spaces without endothelial lining. B Fibroblastic stroma consisting of plump fibroblast and multiple capillaries. C Scattered osteoclasts-like giant cells noted in stroma. D Siderophages in stroma. E Reactive woven bone in stroma. F Respiratory epithelium. (Hematoxylin & eosin staining; 400X).Back to article page