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Neuropsychological features of benign partial epilepsy in children
P D'Alessandro1, M Piccirilli, C Tiacci
1Unità Organica di Neurofisiopatologia, Policlinico di Perugia.
Insights
Rolandic paroxysmal epilepsy (RPE) in children can cause temporary cognitive issues. These deficits resolve with seizure remission, indicating RPE
Area of Science:
- Neuroscience
- Pediatric Neurology
- Cognitive Psychology
Background:
- Rolandic paroxysmal epilepsy (RPE) serves as a model for studying epilepsy and cognitive dysfunction.
- Understanding the relationship between RPE and cognitive deficits is crucial for pediatric neurological care.
Purpose of the Study:
- To investigate cognitive performance in children with RPE.
- To explore the correlation between EEG focus side and cognitive differences.
- To assess the impact of seizure remission on cognitive function.
Main Methods:
- Recruited 44 children with RPE meeting specific criteria (normal CT, no medication, IQ ≥ 80).
- Subgrouped participants based on EEG focus (left, right, bilateral).
- Administered a neuropsychological battery and conducted follow-up assessments.
Main Results:
- Minor cognitive performance differences were observed between RPE children and controls.
- Cognitive variations among subgroups were partially linked to EEG focus side.
- Cognitive shortfalls resolved with seizure and EEG anomaly remission.
Conclusions:
- Rolandic paroxysmal epilepsy (RPE) is generally benign, with cognitive deficits being temporary.
- Paroxysmal cortical activity, even without overt seizures, may be sufficient to induce cognitive dysfunction.
- Findings support the transient nature of cognitive impairments in RPE and highlight the role of cortical activity.
Abstract:
Rolandic paroxysmal epilepsy (RPE) is a useful model for investigating the complex links between epilepsy and cognitive dysfunction. 44 children with RPE who met the following (among other) criteria: negative CT scan, freedom from drug treatment, and IQ greater than or equal to 80, were assigned to three subgroups by side of EEG focus: left, right and bilateral. A neuropsychological battery elicited small differences in cognitive performance between the whole group and the controls and among the subgroups, only partially correlated with EEG side. A follow-up assessment showed that the short falls had disappeared along with the seizures and EEG anomalies, thus confirming the benign nature of RPE. Our findings suggest too that the mere presence of paroxysmal cortical activity is enough to trigger cognitive dysfunction.