Table 2: Plain radiograph findings by tumor location.

MineralizationSoft-tissue massExostosisTumor luminance
Present<50%>50%BimorphicPresentExtracompartmentalCortical obliterationPresentCorticomedullary continuity

Axial62457785293.2
Appendicular10463101056195.8

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