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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...
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,...
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,...
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: 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:
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...

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Methods for ECG Evaluation of Indicators of Cardiac Risk, and Susceptibility to Aconitine-induced Arrhythmias in Rats Following Status Epilepticus
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Suicide and epilepsy.

Gail S Bell1, Josemir W Sander

  • 1Department of Clinical and Experimental Epilepsy, UCL Institute of Neurology and National Hospital for Neurology and Neurosurgery, UCL Hospitals NHS Foundation Trust, London, UK.

Current Opinion in Neurology
|June 18, 2009
PubMed
Summary
This summary is machine-generated.

People with epilepsy face increased suicide risk, even without a psychiatric history. Holistic care, including screening for depression and careful antiepileptic drug selection, is crucial for managing epilepsy and suicidal behavior.

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Area of Science:

  • Neurology
  • Psychiatry
  • Clinical Medicine

Background:

  • Epilepsy is associated with an elevated risk of suicide.
  • Recent research explores specific risk factors contributing to this association.

Purpose of the Study:

  • To review current understanding of suicide risk factors in individuals with epilepsy.
  • To highlight the complex interplay between epilepsy, psychiatric conditions, and suicidal behavior.

Main Methods:

  • Literature review of recent studies investigating suicide risk in epilepsy.
  • Analysis of findings related to psychiatric history, depression, seizures, and antiepileptic drugs.

Main Results:

  • Suicide risk in epilepsy is elevated, irrespective of psychiatric history.
  • Bidirectional relationships exist between seizures, depression, and suicidal behavior.
  • Undiagnosed psychiatric illness, postictal psychosis, and antiepileptic drug side effects may contribute.

Conclusions:

  • A comprehensive, holistic approach is essential for managing patients with epilepsy.
  • Screening for and treating depression in individuals with epilepsy is critical.
  • Antiepileptic drug choice should consider potential psychiatric adverse effects and suicidal ideation.