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Rett's syndrome with Lennox-Gastaut pattern
G Olmos Garcia de Alba1, J D Gamboa Marrufo, O Rengifo Ramos
1Department of Electroencephalography, Hospital Infantil de Mexico, Mexico, D.F.
Clinical EEG (Electroencephalography)
|October 1, 1987
Summary
Three female patients with Rett's Syndrome showed normal imaging but abnormal EEGs. This highlights the electroencephalogram's (EEG) importance in diagnosing this rare neurological disorder.
Area of Science:
- Neurology
- Genetics
- Pediatrics
Background:
- Rett's Syndrome is a rare neurodevelopmental disorder primarily affecting females.
- Clinical diagnosis relies on specific criteria including developmental regression and characteristic motor and behavioral features.
Observation:
- Three Latin American female patients presented with clinical symptoms consistent with Rett's Syndrome.
- Studies were conducted across two centers: Mexico City and Houston, Texas.
Findings:
- All patients exhibited normal laboratory and neuroimaging results (CT and MRI).
- Electroencephalograms (EEGs) consistently revealed abnormalities, specifically the Lennox-Gastaut pattern.
- This electrographic pattern was notably associated with the clinical presentation of Rett's Syndrome.
Implications:
- The electroencephalogram (EEG) plays a crucial role in the differential diagnosis of Rett's Syndrome.
- The consistent association of the Lennox-Gastaut pattern warrants further investigation in Rett's Syndrome patients.
- This finding emphasizes the utility of EEG in identifying specific electrophysiological markers for rare neurodevelopmental disorders.