Osteosarcoma versus malignant fibrous histiocytoma of bone in patients older than 40 years. A clinicopathologic and immunohistochemical analysis with special reference to malignant fibrous histiocytoma-like osteosarcoma

Abstract

It is proposed that MFH-like osteosarcoma, which shows characteristically different clinical and histologic features from that of conventional osteosarcoma, thus may be considered a variant of osteosarcoma.