CONCLUSION Maintenance of normal sympathetic excitation has protective effect on cerebral circulation and blood brain barrier, but excessive sympathetic irritation is harmful. 结论交感神经维持正常的兴奋性对脑有直接保护作用,而其过度兴奋则对脑有害。
The instant curative effect of PLDD maybe involves the local high temperature relieves the tissue dropsy near the spine and sympathetic nerve irritation. 2PLDD产生的即刻治疗效果可能与局部直接高温消除椎旁组织水肿及交感神经激惹有关,即局部理疗作用。