患者女 ,32岁 ,已婚。因失音 1个月于 1999年 10月 2 7日入院。患者于 1999年 8月不明原因突然出现说话发不出声音 ,呈持续性 ,无呼吸困难 ,曾在多家省级医院就医无效而转住我科。间接喉镜检查见双侧声带松弛 ,边缘呈弧形 ,无充血和肿物。发“依”音时声门呈椭圆形 ,中间最宽间 Female patient, 32 years old, married. One month due to aphonia was admitted on October 27, 1999. Patients in August 1999 sudden unexplained speech can not make a sound, was persistent, no breathing difficulties, has been in a number of provincial hospital medical treatment and transferred to our department. Indirect laryngoscopy see bilateral vocal cord relaxation, the edge of the arc, no congestion and tumor. Fat “by” sound when the glottal was oval, the middle of the widest