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Related Concept Videos

Epilepsy and Seizures: Overview01:24

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: Types01:22

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.
Seizures l: Introduction01:20

Seizures l: Introduction

Understanding seizures and epilepsy relies on key definitions that help in recognizing, classifying, and managing these disorders. These definitions provide a framework for recognizing, classifying, and managing seizure disorders.DefinitionsA seizure is a sudden, abnormal burst of electrical activity in the brain that can cause changes in awareness, movement, sensation, or behavior, depending on the area involved. Epilepsy is a chronic condition characterized by recurrent, unprovoked seizures,...
Seizures ll: Types01:19

Seizures ll: Types

Seizures are sudden bursts of abnormal electrical discharge in the brain that interfere with normal function. They are commonly divided into three groups: focal seizures, generalized seizures, and other types that do not fit neatly into either category.Focal SeizuresFocal seizures begin in a single brain region. When awareness is preserved, they are called focal aware seizures and may cause sensations such as tingling, unusual smells, or flashing lights. When awareness is impaired, they are...
Seizures: Classification01:13

Seizures: Classification

Epilepsy is primarily characterized by unpredictable seizures, either provoked by an identifiable factor, such as injury or illness, or unprovoked, occurring spontaneously without apparent cause.
Seizures are typically classified into two main categories: focal and generalized seizures.
Focal Seizures
Focal seizures originate from specific regions of the brain. These seizures are further sub-classified into two types:
Electroconvulsive Therapy01:30

Electroconvulsive Therapy

Electroconvulsive therapy (ECT), or shock therapy, remains a critical biomedical intervention for severe, treatment-resistant depression. While its origins can be traced back to Hippocrates' observations that malaria-induced convulsions alleviated mental illness, modern ECT has evolved significantly from its earlier, more primitive applications. First introduced in 1938 by Ugo Cerletti and his colleagues, ECT involves inducing controlled seizures using electrical currents. In its early years,...

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Related Experiment Video

Updated: May 25, 2026

Stereo-Electro-Encephalo-Graphy (SEEG) With Robotic Assistance in the Presurgical Evaluation of Medical Refractory Epilepsy: A Technical Note
05:54

Stereo-Electro-Encephalo-Graphy (SEEG) With Robotic Assistance in the Presurgical Evaluation of Medical Refractory Epilepsy: A Technical Note

Published on: June 13, 2016

[Epilepsy surgery].

S Noachtar1, J Rémi

  • 1Neurologische Klinik und Poliklinik, Klinikum der Universität München-Großhadern, Marchioninistr. 15, 81377, München, Deutschland. noa@med.uni-muenchen.de

Der Nervenarzt
|January 13, 2012
PubMed
Summary
This summary is machine-generated.

Epilepsy surgery offers hope for patients resistant to medication. Anterior temporal lobe resection is common, while advanced imaging aids extratemporal evaluations, and thalamic stimulation is a new option.

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Robotic-Guided Stereoelectroencephalography for Invasive Epilepsy Monitoring
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Robotic-Guided Stereoelectroencephalography for Invasive Epilepsy Monitoring

Published on: June 13, 2025

Operative Technique and Nuances for the Stereoelectroencephalographic (SEEG) Methodology Utilizing a Robotic Stereotactic Guidance System
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Operative Technique and Nuances for the Stereoelectroencephalographic (SEEG) Methodology Utilizing a Robotic Stereotactic Guidance System

Published on: June 9, 2023

Related Experiment Videos

Last Updated: May 25, 2026

Stereo-Electro-Encephalo-Graphy (SEEG) With Robotic Assistance in the Presurgical Evaluation of Medical Refractory Epilepsy: A Technical Note
05:54

Stereo-Electro-Encephalo-Graphy (SEEG) With Robotic Assistance in the Presurgical Evaluation of Medical Refractory Epilepsy: A Technical Note

Published on: June 13, 2016

Robotic-Guided Stereoelectroencephalography for Invasive Epilepsy Monitoring
11:28

Robotic-Guided Stereoelectroencephalography for Invasive Epilepsy Monitoring

Published on: June 13, 2025

Operative Technique and Nuances for the Stereoelectroencephalographic (SEEG) Methodology Utilizing a Robotic Stereotactic Guidance System
04:50

Operative Technique and Nuances for the Stereoelectroencephalographic (SEEG) Methodology Utilizing a Robotic Stereotactic Guidance System

Published on: June 9, 2023

Area of Science:

  • Neurosurgery
  • Neurology
  • Epileptology

Context:

  • Epilepsy affects one-third of patients even with new drugs.
  • Anterior temporal lobe resection is the most frequent surgical intervention.
  • Advanced neuroimaging (MRI, PET, SPECT) simplifies extratemporal epilepsy diagnosis.

Purpose:

  • To review current epilepsy surgery options.
  • To highlight the role of advanced diagnostics.
  • To introduce novel therapeutic approaches like thalamic stimulation.

Summary:

  • Epilepsy surgery is a vital treatment for drug-resistant epilepsy.
  • Improved imaging techniques facilitate diagnosis for temporal and extratemporal epilepsy.
  • Electrical stimulation of the anterior thalamus is a recent treatment development.

Impact:

  • Provides a comprehensive overview of epilepsy surgical interventions.
  • Emphasizes the importance of accurate pre-surgical evaluation.
  • Informs clinicians about emerging therapies for refractory epilepsy.