Objective To evaluate the result of percutaneous polymethylmethacrylate vertebroplasty (pv) in the treatment of osteolytic vertebral metastatic carcinoma.

• 目的评价经皮椎体内注入骨水泥(聚甲基丙烯酸甲酯)治疗脊柱骨转移癌的临床价值。