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目的探讨肉毒毒素A对腭肌阵挛源性耳鸣的治疗作用。方法在鼻内窥镜下,将20U肉毒毒素A注射到4例腭肌阵挛性耳鸣患者患侧腭部肌肉内(腭帆张肌、腭帆提肌等),观察患者耳鸣的变化以及是否有并发症出现。同时回顾相关文献,对该病的病因、诊断及治疗加以分析。结果用药后第三天,患者腭部肌肉阵挛和耳鸣均消失,疗效持续约3个月。耳鸣消失的同时出现轻度鼻咽部返流或发声困难,约一周后逐渐消失。结论阵挛的腭部肌肉内注射肉毒毒素A是治疗腭肌阵挛性耳鸣的有效方法。
Objective To investigate the therapeutic effect of botulinum toxin A on palatal myoclonus tinnitus. Methods Under nasal endoscopy, botulinum toxin A (20U) was injected into the palatal muscle of palatal clonic tinnitus patients (palatal and palatal muscle, levator mucosa, etc.) to observe the change of tinnitus in patients Are there any complications? At the same time review the relevant literature, the etiology, diagnosis and treatment of the disease be analyzed. Results on the third day after treatment, patients with palatal muscle clonus and tinnitus disappeared, the effect lasted for about 3 months. Tinnitus disappeared with mild nasopharyngeal reflux or vocal difficulties, gradually disappear after about a week. Conclusions Clonorchia Intramuscular injection of botulinum toxin A is an effective method for the treatment of palatine myoclonic tinnitus.