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Related Concept Videos

Epilepsy and Seizures: Overview01:24

Epilepsy and Seizures: Overview

1.8K
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...
1.8K
Seizures l: Introduction01:20

Seizures l: Introduction

43
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,...
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Electroconvulsive Therapy01:30

Electroconvulsive Therapy

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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...
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Epilepsy ll: Types01:22

Epilepsy ll: Types

54
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.
54
Seizures: Classification01:13

Seizures: Classification

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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:
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Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders01:27

Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders

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Schizophrenia is a neurodevelopmental disorder whose origins are rooted in complex genetic components. Despite our burgeoning understanding, the pathophysiology of this disorder remains incompletely deciphered.
Researchers have identified genetic factors that increase susceptibility to schizophrenia, underscoring the intricate interplay between genetics and environment in disease development. At the core of schizophrenia's pathophysiology is excessive dopaminergic neurotransmission within...
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Educational needs of epileptologists regarding psychiatric comorbidities of the epilepsies: a descriptive quantitative survey.

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Related Experiment Video

Updated: May 5, 2026

Electroconvulsive Seizures in Rats and Fractionation of Their Hippocampi to Examine Seizure-induced Changes in Postsynaptic Density Proteins
09:07

Electroconvulsive Seizures in Rats and Fractionation of Their Hippocampi to Examine Seizure-induced Changes in Postsynaptic Density Proteins

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[Psychiatric disorders in epilepsy: an update].

Judit Epstein1, Rodolfo Zaratiegui, Alfredo Thomson

  • 1Capítulo de Psicofarmacología de APSA. juditepstein@gmail.com.

Vertex (Buenos Aires, Argentina)
|November 22, 2013
PubMed
Summary

Psychiatric disorders in epilepsy are distinct but not classified. The International League Against Epilepsy (ILAE) developed a new classification integrating psychiatric and epilepsy diagnoses, addressing bidirectionality with depression and psychosis.

Area of Science:

  • Neurology
  • Psychiatry
  • Epileptology

Background:

  • Current classification systems do not adequately recognize the distinct nature of psychiatric disorders associated with epilepsy.
  • Integrating psychiatric diagnoses with epilepsy and seizure classifications is crucial for a comprehensive understanding.

Observation:

  • Clinical evidence suggests psychiatric disorders in epilepsy are unique entities.
  • There is a significant overlap between epilepsy-related depressive symptoms and bipolar disorder symptomatology.
  • The relationship between epilepsy and depression is bidirectional, with mutual consequences.

Findings:

  • The International League Against Epilepsy (ILAE) Commission on Psychobiology has developed a novel classification system for epilepsy psychopathology.
  • This revised classification incorporates psychiatric diagnoses (ICD-10, DSM-IV) and epilepsy-specific classifications.

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Related Experiment Videos

Last Updated: May 5, 2026

Electroconvulsive Seizures in Rats and Fractionation of Their Hippocampi to Examine Seizure-induced Changes in Postsynaptic Density Proteins
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Electrophoretic Delivery of γ-aminobutyric Acid GABA into Epileptic Focus Prevents Seizures in Mice
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  • The classification addresses the psychoses of epilepsy and their specific considerations within the ILAE framework.

    • Implications:

    • The new ILAE classification aims to improve the clinical diagnosis and therapeutic management of psychiatric comorbidities in epilepsy.
    • Understanding the complex interplay between epilepsy and psychiatric conditions is vital for patient care.
    • Further research and clinical application of this integrated classification are warranted.