偏头痛是一种呈周期性反复发作的常见头痛类型,患者发病时多为一侧头部的波动性疼痛,并伴有恶心、呕吐、视力模糊、情绪不稳定等表现。一般认为偏头痛源于硬脑膜受到一些化学物质的刺激,从而产生伤害性感受信号通过所谓的三叉神 Migraine is a recurrent type of recurrent headache common in patients with onset of mostly side of the head of volatile pain, accompanied by nausea, vomiting, blurred vision, emotional instability and so on. It is generally believed that migraine originates from the dura mater which is stimulated by some chemical substances and thus produces a nociceptive signal that passes through the so-called trigeminal god