Figure 5: (a) (Case 4) Mixed hepatoblastoma – epithelial component admixed with pink amorphous osteoid H and E (×200). (b) Focus of extramedullary hematopoiesis comprising erythropoietic cells with few megakaryocytes H and E (×400). (c and d) Postchemotherapy changes including tumor necrosis and osteoid metaplasia H and E (×200)