Fig. 3From: Metachronous extraskeletal (soft tissue) epithelioid osteogenic sarcoma: a case reportHematoxylin and eosin sections showing a tumor with tumor cells arranged in sheets. Tumor cells are large, showing high degree of pleomorphism and atypia. They vary in shape from epithelioid to spindle to polygonal; they have eosinophilic cytoplasm. Nuclei have irregular nuclear membranes and prominent nucleoli: a × 4, b × 10, c × 20. d Hematoxylin and eosin section showing osteoid deposition, × 4Back to article page