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在高频听力损失中,LS CE-Chirp和点击刺激在听觉脑干反应中的比较

Uğur Belet¹, Ateş Mehmet Akşit¹, Ebru Kösemihal^1,2

¹Audiology Department, Faculty of Health Sciences, Near East University, Nicosia, Cyprus.

Ear and hearing

|November 25, 2024

概括

在高频听力损失患者中,特定水平的CE-Chirp刺激显示出类似的听觉脑干反应结果与点击刺激. 然而,听力损失水平对LS CE-Chirp延迟的影响较小,这表明未来研究中的潜在诊断价值.

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.
听力科学听力科学

背景情况:

听力脑干反应 (ABR) 对于评估听力值和识别听力病理至关重要.
点击刺激是ABR诊断的标准,但水平特定的CE-Chirp (LS CE-Chirp) 刺激正在成为一个可行的替代方案.
高频听力损失 (HFHL) 提出了独特的诊断挑战.

研究的目的:

用LS CE-Chirp和点击刺激在HFHL患者中比较ABR结果.
为了评估听力损失水平对不同刺激的ABR延迟的影响.
为了确定LS CE-Chirp刺激对HFHL诊断的临床有用性.

主要方法:

招募了30名HFHL患者和30名听力正常的对照患者.
对所有参与者进行了纯色调听力测量.
使用点击和LS CE-Chirp刺激在80和60dB nHL时进行ABR测试.

主要成果:

在正常听力控制中,LS CE-Chirp产生了比点击刺激的更长的延迟时间,80 dB nHL.
没有观察到LS CE-Chirp和点击刺激之间的显著延迟差异在HFHL组在80dBnHL.
在HFHL患者中,点击刺激与行为4000 Hz值的兼容性更好.

结论:

在HFHL患者中,LS CE-Chirp刺激波延迟与点击刺激相比,受听力损失程度的影响较小.
需要进一步的研究来探索LS CE-Chirp在各种听力病理和听力损失配置中的诊断价值.

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