患者女,31岁。于3年前出现右侧面颊及下颌角部放射性疼痛,即在当地医院以“牙痛”先后拔除3颗牙齿,疼痛未减,又到多家医院就诊,均诊断为三叉神经痛,服用苯妥英钠,卡马四平等药物疼痛仍呈阵发性发作,且疼痛在转头及吞咽时加重。于1994年3月5日来我院就诊。体格检查,全身情况正常,两侧面部对 Female patient, 31 years old. 3 years ago appeared on the right side of the cheek and mandibular radiological pain, that is, in the local hospital to “toothache” has pulled three teeth, the pain did not reduce, but also to a number of hospitals, were diagnosed with trigeminal neuralgia, taking phenytoin sodium , Kama Squared equal drug pain is still paroxysmal attack, and the pain in the rotor and swallowing increased. March 5, 1994 came to our hospital. Physical examination, normal condition, both sides of the face