Noninvasive Diagnostic Techniques in Determination of Site of Lesion of Auditory Neuropathy Spectrum Disorder

Noninvasive Diagnostic Techniques in Determination of Site of Lesion of Auditory Neuropathy Spectrum Disorder(ANSD)

cross-sectional study of population who have ANSD

Cross-sectional nonivasive study including study and control group aiming to determine site of lesion of auditory neuropathy spectrum disorder either presynaptic or postsynaptic by using electrophysiological measures

Inclusion Criteria:

• Age between 12 and 50 years OAE and CM could be present disproportionate SRS to PTA level

Exclusion Criteria:

proportionate ABR to PTA level Proportionate SRS to PTA level

• presnce ol lesions in CT or MRI