在耳植入器中扩大对电耳机学的理解:听力神经病变谱系障碍与正常纯色调平均值
Anna C Buhle1, Hilary C McCrary2, Steven A Gordon2
1Virginia Tech Carilion School of Medicine, Roanoke, VA.
Otology & neurotology open
|March 22, 2024
概括
一名患有听觉神经病谱障碍 (ANSD) 和正常纯色值的患者的耳植入 (CI) 显示,尽管语音分数没有变化,但沟通得到改善. 这个案例为ANSD的CI期间对听力保护提供了独特的见解.
科学领域:
- 听力学 听力学是指听力学.
- 神经科学是一个神经科学.
- 耳鼻喉科 耳鼻喉科 耳鼻喉科
背景情况:
- 听力神经病变谱系障碍 (ANSD) 呈现出听力神经功能异常,尽管正常的纯色调听力测量.
- 患有ANSD的患者通常会在语音理解方面遇到重大挑战,需要先进的听力康复策略.
- 耳植入器 (CI) 通常被认为是严重到严重的听力损失,但它在正常听力值的ANSD中的作用不明.
研究的目的:
- 描述决策过程,手术内电心电图 (ECoG) 发现,以及在听力神经病谱障碍 (ANSD) 独特病例中的耳植入 (CI) 的结果,具有正常纯色门.
- 评估CI在改善ANSD患者的听觉功能和沟通方面的有效性,这些人不符合基于纯色平均值的传统CI候选标准.
- 为ANSD提供CI的背景下对听力保护和ECoG的理解做出贡献.
主要方法:
- 根据听觉脑干反应 (ABR),耳声发射和声反射测试诊断出ANSD的19岁患者接受了全面的听觉评估,包括ABR和CI候选性评估.
- 在耳植入器 (CI) 期间进行了手术内电耳管学 (ECoG),以评估听觉神经功能.
- 收集和分析了手术前和手术后的听力测量数据,包括纯色调平均 (PTA),词识别分数和AzBio句子识别.
主要成果:
- 患者呈现的正常纯色调平均值 (PTA) 为15dB,但语音理解较差 (36%的词识别).
- 在手术期间的ECoG显示了100UV范围内的反应,估计PTA为42dB HL.
- 术后,虽然听力计分数基本没有变化 (PTA 45 dB HL),但患者报告说,沟通能力和信心显著改善,每天使用设备超过14小时.
结论:
- 这一案例代表了首次报告的耳植入 (CI) 在一个耳朵正常的纯色值听力神经病变谱系障碍 (ANSD).
- 这些发现表明,CI可以为选择的ANSD患者提供显著的功能通信益处,即使正常的纯音听力.
- 这个独特的案例扩大了对听力保护的理解,以及ECoG在指导ANSD患者的CI决策中的实用性.
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