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Epilepsy ll: Types

Epilepsy ll: Types

Recurrent seizures, stemming from abnormal electrical activity in the brain, are the defining characteristic of epilepsy, a chronic neurological condition. Because seizure features vary greatly, epilepsy is classified using two systems: by seizure type and by epilepsy syndromes. These classifications enable clinicians to describe seizure patterns and select suitable treatment strategies.I. Classification by Seizure Type1. Focal EpilepsyFocal epilepsy begins in one hemisphere of the brain.

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Memory in children with symptomatic temporal lobe epilepsy.

Catarina A Guimãraes¹, Patricia Rzezak², Daniel Fuentes²

¹Departamento de Neurologia, Universidade Estadual de Campinas, Campinas, SP, Brazil.

Arquivos De Neuro-Psiquiatria

|March 29, 2014

Summary

This summary is machine-generated.

Children with temporal lobe epilepsy (TLE) experience memory deficits and attention issues. Earlier epilepsy onset and lesion location significantly impact memory storage and retrieval.

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Interictal High Frequency Oscillations Detected with Simultaneous Magnetoencephalography and Electroencephalography as Biomarker of Pediatric Epilepsy

Interictal High Frequency Oscillations Detected with Simultaneous Magnetoencephalography and Electroencephalography as Biomarker of Pediatric Epilepsy

Published on: December 6, 2016

Area of Science:

Pediatric Neurology
Neuropsychology
Epileptology

Background:

Memory deficits in pediatric temporal lobe epilepsy (TLE) are not well understood.
Symptomatic TLE in children presents unique challenges for cognitive assessment.

Purpose of the Study:

To identify and characterize memory deficits in children with symptomatic TLE.
To investigate the influence of epilepsy variables on memory function in pediatric patients.

Main Methods:

Evaluated 25 children with TLE (diagnosed via clinical, EEG, MRI) and compared them to 25 controls.
Administered a comprehensive neuropsychological assessment covering intellectual level, attention, visual perception, handedness, and memory (verbal/visual, short-term, learning, delayed recall).

Main Results:

Children with TLE exhibited memory deficits and other neuropsychological disturbances, including attention deficits, even without a global cognitive impairment.
Earlier epilepsy onset correlated with poorer verbal memory storage.
Mesial temporal lesions were associated with impaired memory storage, while neocortical temporal lesions related to retrieval deficits.

Conclusions:

Pediatric TLE is associated with broader cognitive impacts beyond memory, notably attention.
Epilepsy onset age and lesion location are critical factors influencing specific memory functions in children with TLE.