Benign liver cell tumors.Classification and ultrastructural pathology

摘要: The pathologic features of 15 benign liver cell tumors have been reviewed. Distinctive gross, microscopic, and ultrastructural serve to distinguish two entities—liver adenoma hepatic hamartoma. Both conditions are must be differentiated from primary carcinoma. Much confusion exists in the terminology applied these lesions. It is proposed that term hamartoma used for common focal nodular malformation composed hepatocytes biliary epithelial cells, reserved those neoplasms solely well-differentiated hepatocytes.