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病例介绍:患者,女,38岁,未婚。7岁时患伤寒高热后失去听力,渐渐不会说话。大声喊话,汽车喇叭声均听不到。病后曾行针刺、中西药治疗无效。1990年4月21日入院,全身一般情况良好,心肺正常。胸透、心电图及脑电图等均正常。外耳道及鼓膜、鼻腔咽喉部正常,音叉试验骨气导无反应,乳突拍片正常,纯音测听检查双耳气骨导均消失,声阻抗检查鼓室压力图A型、声反射消失。诊断:重度感音性耳聋(全聋)。术前各项检查结果证明符合手术适应证,准备择期行电子耳蜗植入术。28日常规行右耳鼓岬电刺激时有音感,翌
Case description: Patient, female, 38 years old, unmarried. At age 7, she suffered from typhoid fever and lost her hearing, gradually speaking less. Shouting loudly, the car horn sound can not hear. Acupuncture had acupuncture after the illness, Chinese and Western medicine treatment is invalid. April 21, 1990 admitted to the general body condition is generally good, normal heart and lung. Chest throat, ECG and EEG were normal. External auditory canal and tympanic membrane, nasal cavity and throat normal, no test of bone gas conductance test fork, normal mastoid film, pure tone audiometry examination of both the air sac of both ears disappeared, acoustic impedance examination tympanogram A, acoustic reflex disappeared. Diagnosis: Severe sensorineural deafness (full deafness). The results of preoperative examination showed compliance with surgical indications, elective cochlear implant preparation. 28 routine routine ear drum promontory stimulation when there is sound, the following