Percutaneous vertebroplasty in the treatment of metastatic vertebral tumor

Objective To analyze and determine the clinical effect of percutaneous vertebroplasty on metastatic vertebral tumor.Methods Thirty-eight patients (62 vertebral) with metastatic vertebral tumor were treated with percutaneous vertebroplasty.Guided by the C-arm,bone cement was injected into the affected vertebral bodies and to assess the patients preoperative and postoperative pain.Results The operation was successful in 62 vertebral.The bone cement was injected 3 ml to 5 ml(averagc was 3.7 ml) in the operations.Follow-up for 7 d to 12 months,16 patients total pain relieved,accounted for 42.1％,partly 20 patients,accounted for 52.6％.The total efficiency rate was 93.7％.Conclusions Percutaneous vertebroplasty for the treatment of metastatic turmors,has obvious analgesic effect,simple operation,relatively safe.It can improve the quality of life of the patients,and is the most effective treatment for metastatic vertebral tumor. Key words: Percutaneous vertebroplasty;  Metastatic vertebral tumor;  Bone cement