A型肉毒素治疗趾痉挛背伸畸形的疗效观察

Efficacy of botulinum toxin type A in the treatment of dorsiflexion of extensor hallucis longus

目的 趾背伸畸形会给患者造成站立行走甚至穿鞋困难,对长伸肌进行肉毒毒素(BOTOX-A)靶肌肉注射后,观察趾背伸畸形的改善情况以及对患者生活的影响。方法门诊及病房收集趾背伸畸形患者5名,在长伸肌注射50 U的肉毒毒素,分别于治疗前及治疗后1个月行康复评估,评估内容包括:引起长屈肌过度活动的原因、疼痛评分、穿鞋困难程度分级以及10米步行速度。结果肉毒毒素治疗1个月后,所有患者均无长伸肌的过度活动,疼痛基本得到缓解,也不存在穿鞋困难,且10米步行速度得到不同程度提升。结论肉毒毒素可以有效控制长伸肌的过度活动,有效缓解趾背伸畸形带来的多种不适及功能障碍。

Objective The big toe dorsiflexion deformity can cause difficulty in standing to walk or even wearing shoes.After botulinum toxin(BOTOX-A)injecting into the extensor hallucis longus,we observe the improvement of the big toe dorsiflexion deformity and the effect to the patient's life.Methods Five patients with the big toe dorsiflexion deformity were collected from clinic and ward.Fifty units of botulinum toxin A was injected into the extensor hallucis longus and all patients were accepted rehabilitation assessments before treatment and1month after treatment.The assessments included:The overactive cause of extensor hallucis longus,the pain score,the difficulty of wearing shoes and walk speed of10meters.Results After1month of treatment with botulinum toxin A,all patients had no excessive activity of extensor hallucis longus.The pain was relieved and there was no difficulty in wearing shoes.The walk speed of10 meters was improved in different degrees.Conclusion Botulinum toxin can effectively control the excessive activity of extensor hallucis longus,which can effectively relieve the discomfort and dysfunction caused by the big toe dorsiflexion deformity.