Clear cell chondrosarcoma: report of three cases and review of the literature.

Three cases of clear cell chondrosarcoma, located in the proximal tibia, rib and proximal femur, are reported. Clear cell chondrosarcoma is a cartilaginous tumour of low grade malignancy, most often located in the epiphysis of the long bones, especially of the proximal femur and humerus, with a relatively favourable prognosis. Clinical, radiological and pathologic features are discussed and a review of the literature is given.