Appendix bone fracture the vertebral arch root spacing increases or decreased neurocanal was pressed, the neurocanal was narrowed, small joint was disordered and dislocated the intervertebral disc was prominent and spinal cord was pressed. 附件骨折(椎弓根间距增宽或变窄)压迫椎管,继发椎管狭窄,小关节紊乱、脱位,椎间盘突出,脊髓受压。