A malignant tumour in the liver, made up of epithelial-type cells often with areas of immature cartilage and embryonic bone.
A malignant tumor of the liver occurring in children, made up of embryonic liver cells. It is often confined to one lobe of the liver; such cases may be treated by partial hepatectomy.
A rare, aggressive malignant tumor of the liver, typically found in children age 3 or younger. It may consist of epithelial cells, fetal cells, or mesenchymal tissues.