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[Clinico-electrophysiological examination of children with Martin-Bell syndrome]
Insights
Electroencephalograms (EEGs) show distinct patterns in boys with Martin-Bell syndrome, potentially aiding diagnosis. These EEG findings, particularly dominant theta-rhythm, were observed in most affected children, differing significantly from controls.
Area of Science:
- Neuroscience
- Genetics
- Developmental Pediatrics
Context:
- Martin-Bell syndrome (Fragile X syndrome) is a genetic disorder affecting cognitive and behavioral development.
- Previous research highlights the syndrome's varied clinical manifestations.
- Electroencephalography (EEG) is a tool for assessing brain activity.
Purpose:
- To investigate electroencephalographic (EEG) patterns in boys with Martin-Bell syndrome.
- To explore potential diagnostic markers within EEG findings.
- To correlate EEG patterns with clinical presentations and handedness.
Summary:
- A study examined 26 boys (aged 3-11.5) with Martin-Bell syndrome using somatic, psychopathological, and EEG assessments.
- Three distinct EEG patterns were identified, with two types (73.1% of cases) showing dominant theta-rhythm, suggesting diagnostic potential.
- A significant EEG difference was noted in 92.3% of the control group compared to affected children. Ambidexterity and left-handedness were common in the EEG-identified subgroups.
Impact:
- Identifies specific EEG patterns that may serve as diagnostic indicators for Martin-Bell syndrome.
- Highlights the heterogeneity of EEG findings in affected individuals.
- Provides baseline data for future research into the neurophysiological underpinnings of Martin-Bell syndrome.
Abstract:
Based on somatic, psychopathological and electroencephalographic examination of 26 boys aged 3-11.5 years with Martin-Bell syndrome it was found that the disease is characterized by noticeable polymorphism. Three types of the encephalograms and 3 clinical types of diseased children were distinguished. The first two types of the EEG accounting for 73.1% of cases in whose clinical picture the teta-rhythm appeared dominant may be of diagnostic importance. The majority of that group of children included those with ambidexterity and left-handedness. In the control group children, the EEG materially differed in 92.3% of cases. No correlation was found between the clinical groups and the EEG patterns.