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耻骨直肠肌综合征 (PRS)是指排便时耻骨直肠肌异常收缩或不能松弛的行为障碍，它易于诊断却难以治疗。本文旨在研究肉毒毒素 (BTX)对于肌电图 (EMG)生物反馈治疗无效，而拒绝使用肛门扩张器治疗的 PRS患者的疗效。 方法：通过肛直肠测压、排粪造影和肌电图诊断，从 50例慢
Prosthetic rectus muscular syndrome (PRS) is a behavioral disorder in which the puborectalis is abnormally contracted or not relaxed during defecation and is easily diagnosed but difficult to treat. This article aims to investigate the efficacy of botulinum toxin (BTX) in the treatment of PRS refractory to electromyographic (EMG) biofeedback while rejecting anal dilator. METHODS: Anorectal manometry, defecography and EMG diagnostics were performed from 50 patients