Total spondylectomy for primary lumber vertebrae bone tumors

Objective To investigate the different surgical approach and excision and reconstructionof primary lumber vertebral bone tumors. Methods To retrospectively analyze the oncology types, clinicalmanifestation, operative approach, surgical procedure and prognosis of 30 primary lumber vertebral bonetumor cases. Tumors site involved in L1-L5 and WBB3-9/1-12. 14 cases were performed by posterior approach and16 cases by anterior-posterior combined approach. 28 cases were excised single segment, 1 case doublesegments, 1 case three segments. The reconstruction strategy was on the bases of operation approach. Therelated radiotherapy and chemical therapy were performed according to oncology types. Results Thefollowing-up period was from 1 to 6 years. The early postoperative efficacy was satisfactory except theneurological symptoms of 1 case has not improved. Spinal cord neurological function in the other cases gotdifferent improvement. 6 cases Tumor recurred in 12 to 48 months after operation and 1 case with malignantfibrous histocytoma died of multiple metastases in 36 months after operation. Conclusions The tumors nature,surgical procedure and postoperative therapy have important effects on prognosis. The operative approach,surgical procedure and reconstruction methods should be selected according to the tumors characteristics andinvolved site.