一、概况原发性三叉神经痛是单侧三叉神经任何一支所发生的剧烈的阵发疼痛,重症患者在阵发时往往伴有颜面肌肉的抽搐症状,所以也称为“痛性抽搐”。临床上以第二支、第三支痛较多见,虽二三支同时发病比较少,但往往有二三支先后罹患或同患的情况。神 First, an overview of the primary trigeminal neuralgia is unilateral trigeminal nerve occurred in any one of the severe paroxysmal pain, severe patients in the paroxysm often accompanied by facial muscle twitch symptoms, it is also known as “painful convulsions.” Clinically with the second branch, the third branch of the more common, although two or three at the same time the incidence is relatively small, but often have two or three suffer or suffer from the situation. God