Dysmenorrhea is a kind of periodic gynecopathy, which happens on lower abdominal pain, or lumbosacral dragging pain, even syncope due to megalgia during menstruation and before or after of it. 痛经是指妇女在经期或经行前后,出现周期性小腹疼痛,或痛引腰骶,甚至剧痛晕厥,故亦称经行腹痛。
Trigeminal neuralgia ( TN) is a sort of recurrent paroxysmal transient megalgia on the face of the trigeminal nerves areal area. 三叉神经痛(Trigeminalneuralgia)是一种在面部三叉神经分布区反复发作的短暂阵发性剧痛,又称痛性抽搐。