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Epilepsy and Seizures: Overview

Epilepsy and Seizures: Overview

Epilepsy is a chronic neurological disease marked by recurrent, unpredictable seizures. These seizures are caused by abnormal electrical discharges in the brain, leading to behavior, sensation, or consciousness alterations. They can also cause transient impairment of awareness, interfering with daily activities.
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...

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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Related Experiment Video

Updated: Jul 5, 2026

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy

Published on: September 20, 2024

[Surgical indications in pediatric epilepsy].

María Isabel Bragatti Winckler¹, Rudimar Dos Santos Riesgo, Lygia Ohlweiler

¹Sector de Neuropediatriá, Hospital de Clínicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Porto Alegre RS, Brasil. bragwin@terra.com.br

|April 22, 2008

Summary

Pediatric epilepsy surgery offers a potentially curative option for children with drug-resistant epilepsy. Establishing specialized centers can improve quality of life by reducing seizure frequency.

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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

Related Experiment Videos

Last Updated: Jul 5, 2026

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy

Published on: September 20, 2024

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:

Neurology
Pediatric Epilepsy Surgery

Context:

Refractory epilepsy in children and adolescents requires specialized evaluation and treatment.
The International League Against Epilepsy (ILAE) Subcommission for Pediatric Epilepsy Surgery outlines indications for surgical intervention.
Referral centers are crucial for comprehensive epilepsy surgery evaluation.

Purpose:

To review the literature on pediatric epilepsy surgery indications and the proposed model for specialized referral centers.
To highlight the importance of a multidisciplinary team in evaluating pediatric epilepsy surgery candidates.
To present follow-up data from a refractory epilepsy clinic.

Summary:

Epilepsy surgery is recommended for specific conditions like cortical dysplasia, tuberous sclerosis, and Rasmussen syndrome.
The ILAE advocates for referral centers equipped with advanced evaluation methods and a multidisciplinary team.
Studies indicate improved quality of life and reduced seizure frequency following epilepsy surgery.

Impact:

Epilepsy surgery can be a potentially curative treatment, especially for the pediatric population.
Establishing specialized centers, even in developing countries through cooperation, can enhance patient outcomes.
Improved seizure control leads to a better quality of life for children with refractory epilepsy.