Related Experiment Videos
Middle latency response in children with learning disabilities: preliminary findings
S Arehole1, L E Augustine, R Simhadri
1Department of Communicative Disorders University of Southwestern Louisiana, USA.
Journal of Communication Disorders
|March 1, 1995
Summary
Auditory middle latency responses (MLR) show significant differences in children with learning disabilities (LD). These findings suggest MLR may help identify auditory processing variations in pediatric learning disabilities.
Area of Science:
- Neuroscience
- Developmental Psychology
- Audiology
Background:
- Learning disabilities (LD) can impact auditory processing.
- Auditory brainstem and middle latency responses (MLR) are electrophysiological measures of auditory pathway function.
Purpose of the Study:
- To investigate differences in auditory middle latency responses (MLR) between children with and without learning disabilities (LD).
- To explore the potential of MLR as a biomarker for auditory processing in children with LD.
Main Methods:
- Simultaneous recordings of auditory brainstem and middle latency responses (MLR).
- Utilized vertex-ipsilateral (V-I) and vertex-contralateral (V-C) derivations.
- Tested 22 children (11 LD, 11 typically developing) aged 8-12 years with normal peripheral hearing.
Main Results:
- Significant differences in the latencies of middle latency responses (MLR) were observed between children with LD and the control group under specific recording conditions.
- These latency differences suggest altered auditory pathway functioning in children with LD.
Conclusions:
- Auditory middle latency responses (MLR) can differentiate children with learning disabilities from their typically developing peers.
- MLR may serve as a valuable tool in the audiological assessment of children with learning disabilities.