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

Recruiting

• Conditions: Auditory Neuropathy
• Interventions: Diagnostic Test: extratympanic electrocochleograhy

• Registration Number: NCT05666466
• Lead Sponsor: Sohag University

Brief Summary

cross-sectional study of population who have ANSD

Detailed Description

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

Basic Information
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Recruitment & Eligibility
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Study & Design
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Trial Locations

Study Timeline

• Status Verified: 2022-12
• Study Start: 2022-12-01
• Study First Submitted: 2022-12-17
• Study First Submitted QC: 2022-12-17
• Study First Posted: 2022-12-27
• Last Update Submitted: 2022-12-29
• Last Update Posted: 2022-12-30
• Primary Completion: 2023-07-01
• Study Completion: 2024-12-30

Recruitment & Eligibility

• Status: RECRUITING
• Sex: All
• Target Recruitment: 25

Inclusion Criteria

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

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Exclusion Criteria

proportionate ABR to PTA level Proportionate SRS to PTA level

• presnce ol lesions in CT or MRI

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Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Arm && Interventions

Group	Intervention	Description
control group	extratympanic electrocochleograhy	age and sex matched to study group Normal hearing sensitivity and excellent speech discrimination no CAPD
case group	extratympanic electrocochleograhy	age between 12 to 50 disproportionate SRS to PTA level presence of OAE presence of CM Normal MRI and CT

Primary Outcome Measures

Name	Time	Method
determination of site of lesion of ANSD	one and half year	differentiation between presynaptic and postsynaptic types of ANSD

Trial Locations

Locations (1)

Sohag Faculty of Medicine; 🇪🇬 Sohag, Egypt