三叉神经属于第Ⅴ对颅神经 ,是口腔颌面部的主要感觉神经。三叉神经痛是临床上一种常见病 ,其主要症状表现为三叉神经分支范围内反复出现突然的、阵发性和放射性的剧烈疼痛。常用说话、咀嚼、刷牙、洗脸及冷热刺激而诱发本病 ,发作后病人感觉如常。无其它感觉障碍及器质性病变? Trigeminal nerve belongs to the Ⅴ of cranial nerves, is the main sensory nerve in oral and maxillofacial region. Trigeminal neuralgia is a common clinical disease, the main symptoms of trigeminal nerve branch of the performance of repeated sudden, paroxysmal and radioactive pain. Commonly used to speak, chewing, brushing, face wash and hot and cold stimulation induced the disease, the patient felt as usual after the attack. No other sensory disorders and organic disease?