دورية أكاديمية

Cortical auditory evoked potential (CAEP) in patients with cochlear implantation.

التفاصيل البيبلوغرافية
العنوان: Cortical auditory evoked potential (CAEP) in patients with cochlear implantation.
المؤلفون: Jong Woo Chung, Jee Yeon Lee, Byung Chul Kang, Jun Woo Park, Woo Seok Kang, Jung Ho Ahn, Hong Ju Park
المصدر: Journal of Hearing Science; May2017, Vol. 7 Issue 2, p67-67, 1/4p
مصطلحات موضوعية: AUDITORY evoked response, COCHLEAR implants, HEARING, PHONETICS, TIME, WAVE analysis, ACOUSTIC stimulation
مستخلص: Objectives: The aim of this study was to evaluate the characteristics of cortical auditory evoked potentials (CAEP) to different types of sound stimulation in Cl listeners using a commercially available system, HEARLab™. Material and methods: Sound field CAEPs were obtained from 10 adults and 23 children of Cl, using three natural speech sounds (/m/, /g/, /t/) at 55, 65, and 75 dB SPL. Detection rates, latencies and amplitudes of waves were analyzed and compared. Results: /g/ showed the most robust waveform. Latencies were longer in /m/ than in /t/ and /g/, suggesting highfrequency sound preference in CI listener. CAEP of CI listeners showed smaller amplitudes and longer latencies (especially of PI) than NH group. Conclusions: CAEP responses could be obtained in all CI listeners, indicating that CAEP can be applied clinically as an objective assessment tool of hearing. Further studies are needed in infants and toddlers using this protocol to assess its clinical usefulness. [ABSTRACT FROM AUTHOR]
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