Dedifferentiated Peripheral Chondrosarcoma: A Review of Radiologic Characteristics

Table 3

CT findings by histologic subtype.

	Mineralization				Soft-tissue mass				Exostosis
	Present	Peripheral	Central	Bimorphic	Present	Extracompartmental	Cortical obliteration	Necrosis	Present	Corticomedullary continuity	Cartilage cap
MFH-like subtype	6	6	2	6	7	7	7	2	2	1	1
OSA-like subtype	4	4	2	3	4	4	3	1	3	2	1
SCS-like subtype	2	2	2	2	2	2	1	0	1	0	1

Abbreviations: malignant fibrous histiocytoma (MFH); osteosarcoma (OSA); spindle-cell sarcoma (SCS).