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Sleep EEG and developmental dysphasia
A Picard1, F Cheliout Heraut, M Bouskraoui
1Service de Neurologie et de Rééducation Infantile, Hôpital Raymond Poincaré, Garches, France.
Developmental Medicine and Child Neurology
|October 10, 1998
Summary
Children with developmental dysphasia often show EEG paroxysmal activity (PA) during sleep, suggesting a link between brain abnormalities and language impairment. High PA occurrence may warrant antiepileptic drug treatment.
Area of Science:
- Neuroscience
- Developmental Pediatrics
- Clinical Electrophysiology
Background:
- Developmental dysphasia is a complex language disorder.
- The relationship between sleep EEG anomalies and dysphasia requires further investigation.
- Paroxysmal activity (PA) during sleep is a potential indicator of neurological dysfunction.
Purpose of the Study:
- To investigate the association between developmental dysphasia and electroencephalogram (EEG) anomalies during sleep.
- To compare sleep EEG findings in children with and without dysphasia.
Main Methods:
- Utilized ambulatory EEG monitoring in 52 children with dysphasia and 20 controls.
- Analyzed sleep EEG data for the presence of paroxysmal activity (PA).
Main Results:
- 50% of children with dysphasia exhibited paroxysmal activity (PA) during sleep.
- Only two children in the control group showed PA.
- PA was more prevalent in receptive developmental dysphasia.
Conclusions:
- A significant correlation exists between developmental dysphasia and sleep EEG paroxysmal abnormalities.
- These abnormalities may stem from underlying issues like architectural dysplasia and neuron-migration disturbances.
- Consider antiepileptic drug treatment if PA exceeds 8% of total sleep time in dysphasia patients.