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العنوان
Auditory cortical evoked potentials in children /
المؤلف
Esawy, Wessam Mustafa.
هيئة الاعداد
باحث / Wessam Mustafa Essawy
مشرف / Enaas Ahmad Kolkaila
مناقش / Afaf Ahmed Emara
مناقش / Takwa Adly Gabr
الموضوع
Audiology.
تاريخ النشر
2011.
عدد الصفحات
122 p. :
اللغة
الإنجليزية
الدرجة
ماجستير
التخصص
الطب (متفرقات)
تاريخ الإجازة
1/1/2011
مكان الإجازة
جامعة طنطا - كلية الطب - Audiology
الفهرس
Only 14 pages are availabe for public view

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Abstract

Cortical auditory evoked potentials (Pl-Nl-P2-N2) are obligatory evoked potentials because they are primarily detennined by the physical properties of the stimulus. They are affected by both arousal level and attention. Therefore, they should be recordedwhen the subject is awake and alert.Their main clinical application is estimation of frequency- specific electrophysiological thresholds in adults and older children. Their thresholds agree within approximately 10 dB with behavioural audiometric thresholds. Also, CAEPs may be used to assess the higher level cognitive processing involved in the discrimination and identification of complex stimuli such as speech sounds. They can be used to assess the functional consequences of auditory deprivation. This could be done by comparing CAEPs of normal-hearing subjects with those of hearing impaired subjects.