Auditory Threshold Estimation in Children: Advanced Physiologic Strategies and Clinical Considerations
09-10, 08:00–08:30 (Europe/Istanbul), Audiology 1

<p>This instructional course focuses on physiologic techniques, specifically Auditory Brainstem Response (ABR) and Auditory Steady-State Response (ASSR) for accurate auditory threshold estimation in infants and young children. Special attention will be paid to tone burst and chirp-evoked ABRs, comparing their utility with standard click stimuli. The course will provide clinical decision-making strategies for choosing stimulus types, managing calibration issues, and integrating physiologic results with limited behavioral data. The session will conclude with a brief overview of behavioral estimation methods to highlight a multimodal approach.</p> <p>Learning Objectives:</p> <p>- Differentiate between click, tone burst, and chirp stimuli in ABR and understand their use in frequency-specific threshold estimation.<br>- Apply chirp ABR in clinical settings, especially in infants, considering calibration and latency differences.<br>- Use ASSR as a complementary or alternative tool for auditory threshold estimation.<br>- Integrate physiologic results with limited behavioral observations to guide diagnosis.<br>- Apply decision making protocols in medically complex or time constrained pediatric cases.</p> <p>Course Outline:</p> <p>1. Introduction (2 min): Importance of accurate auditory threshold estimation in pediatric diagnostics.</p> <p>2. Stimulus Comparisons in ABR (8 min): Click vs. tone burst vs. chirp; frequency specificity, temporal synchrony, and recording efficiency.</p> <p>3. Chirp ABR in Practice (6 min): Clinical benefits, limitations, calibration issues, and interpretation strategies.</p> <p>4. ASSR Applications (5 min): Role in bilateral threshold estimation, especially for profound hearing loss and auditory neuropathy.</p> <p>5. Behavioral Correlation (5 min): How to integrate physiologic data with behavioral responses like VRA and BOA.</p> <p>6. Decision Making Algorithms (4 min): Practical case based strategies and flowcharts for clinical use.</p> <p>This instructional course focuses on physiologic techniques, specifically Auditory Brainstem Response (ABR) and Auditory Steady-State Response (ASSR) for accurate auditory threshold estimation in infants and young children. Special attention will be paid to tone burst and chirp-evoked ABRs, comparing their utility with standard click stimuli. The course will provide clinical decision-making strategies for choosing stimulus types, managing calibration issues, and integrating physiologic results with limited behavioral data. The session will conclude with a brief overview of behavioral estimation methods to highlight a multimodal approach.</p> <p>Course Outline</p> <p>1. Introduction (2 min): Importance of accurate auditory threshold estimation in pediatric diagnostics.</p> <p>2. Stimulus Comparisons in ABR (8 min): Click vs. tone burst vs. chirp; frequency specificity, temporal synchrony, and recording efficiency.</p> <p>3. Chirp ABR in Practice (6 min): Clinical benefits, limitations, calibration issues, and interpretation strategies.</p> <p>4. ASSR Applications (5 min): Role in bilateral threshold estimation, especially for profound hearing loss and auditory neuropathy.</p> <p>5. Behavioral Correlation (5 min): How to integrate physiologic data with behavioral responses like VRA and BOA.</p> <p>6. Decision Making Algorithms (4 min): Practical case based strategies and flowcharts for clinical use.</p>

<p>- Differentiate between click, tone burst, and chirp stimuli in ABR and understand their use in frequency-specific threshold estimation.<br>- Apply chirp ABR in clinical settings, especially in infants, considering calibration and latency differences.<br>- Use ASSR as a complementary or alternative tool for auditory threshold estimation.<br>- Integrate physiologic results with limited behavioral observations to guide diagnosis.<br>- Apply decision making protocols in medically complex or time constrained pediatric cases.</p> <p>- Differentiate between click, tone burst, and chirp stimuli in ABR and understand their use in frequency-specific threshold estimation.<br>- Apply chirp ABR in clinical settings, especially in infants, considering calibration and latency differences</p>
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<p>I am a faculty member of audiology department at School of Rehabilitation, University of medical sciences , Tehran, Iran. As an Associate professor of Audiology i work on different areas of audiology and related sciences, like Hearing Science, Electrophysiology, Hearing aid, Aging & Cognition.</p>
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<p>I am Dr. Parisa Rasouli Fard, an Assistant Professor of Audiology at Shahid Beheshti University of Medical Sciences in Tehran. I hold a PhD in Audiology and my expertise lies in auditory electrophysiology and pediatric hearing assessment.</p>
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