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植入式梅尼埃病患者神经传导的评估

Evaluation of neural transmission in implanted patients with Meniere's disease.

临床研究耳科IF 2.4Q1

文献信息

中文摘要

引言: 梅尼埃病(MD)以波动性听力损失为特征。当听力损失为重度或极重度时,康复需要人工耳蜗植入。本回顾性研究旨在比较因MD而植入的患者与其他病因患者之间的人工耳蜗(CI)配置和电极阻抗。
材料与方法: 本研究纳入了2005年至2022年间在我们中心接受MED-EL CI人工耳蜗植入的患者。我们首先比较了人工耳蜗植入后一年在安静环境中的言语识别。随后,我们对激活时以及激活后2、3、6和12个月时的电极阻抗和最舒适水平进行了比较研究。
结果: 在我们纳入的218例患者中,21例被诊断为MD。两组在安静环境中的言语可懂度无显著差异。两组电极阻抗在统计学上相当。然而,在术后前2个月内,MD组最顶端2个电极的MCL较高。
结论: 本研究发现,在MD患者人工耳蜗植入后的最初几个月内,低频电极需要更高强度的电刺激。

英文摘要

INTRODUCTION: Meniere's disease (MD) is characterised by fluctuating hearing loss. When hearing loss is severe or profound, rehabilitation requires cochlear implantation. The aim of this retrospective study was to compare cochlear implant (CI) fittings and electrode impedances between patients implanted because of MD and those with other aetiologies.
MATERIALS AND METHODS: This study involved patients who received cochlear implantation with MED-EL CI at our centre between 2005 and 2022. We first compared speech recognition in a quiet environment at one year after cochlear implantation. We then performed a comparative study of the electrode impedances and most comfortable levels at activation, 2, 3, 6, and 12 months after activation.
RESULTS: Out of the 218 patients included in our study, 21 were diagnosed with MD. There was no significant difference in speech intelligibility in a quiet environment between the 2 groups. Electrode impedances were statistically comparable in both groups. However, MCLs for the 2 most apical electrodes were higher in the MD group during the first 2 months after surgery.
CONCLUSIONS: This study found a need for electrical stimulation at higher intensities in low-frequency electrodes during the early months after cochlear implantation in MD.