Primary Ewing sarcoma of the sacrum

Primary malignant sarcomas of the spine are extremely rare.because of biological heterogeneity, these tumors have variablesensitivity to radiation and chemotherapy. adequate local controlthrough complete tumor removal is an important therapeutic goal.however, aggressive resection of tumors in the spinal column mustbe coupled with restoration of spinal column stability andminimization of neural deficits. the balance of these factors makestreatment of primary sarcomas of the spine challenging, anddictates an individual approach to treatment. we report a 17 yearsold lady with chief compliant of low back pain and saddleanesthesia the clinical picture and imaging characteristics wereanalyzed as well as the management modalities and outcome.