Objective: To determine the relationship between atlanto odontoid degeneration and cervico occipitalpain.
目的：确定寰齿关节退行性改变与枕颈痛的关系。
2
Occipital-cervical disassociation is a well-documented injury pattern that can lead to pain, spinal cord injury, and death.
枕颈关节脱位可以导致疼痛、脊柱损伤甚至死亡。
3
Conclusion:1. Occipital nerve block improved the nerve block method, emphasizing the significance of relieving pain and complement the diagnostic criteria of cervicogenic headache;