+Table 1: Types of<unk>  Subtype Percentage of cases % Conventional Primary Central ~75% Secondary Peripheral ~10% Periosteal (aka juxtacortical) <1% Rare Dedifferentiated ~10% Mesenchymal ~2% Clear-cell ~2%
Chondrosarcoma
Enchondroma
Fibrosarcoma
Myxoid cyst
Chondroma
Osteoblastoma
Liposarcoma
Synovial sarcoma