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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: 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 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...

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Updated: May 24, 2026

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy
09:57

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

Published on: September 20, 2024

Primary headache and epilepsy: a multicenter cross-sectional study.

M C Tonini1, L Giordano, L Atzeni

  • 1Department of Neurology, Headache Center, G. Salvini Hospital, Garbagnate Mse (MI), Italy.

Epilepsy & Behavior : E&B
|March 2, 2012
PubMed
Summary
This summary is machine-generated.

This study found that headache and epilepsy comorbidity is not as common as expected, with only 1.6% of headache patients and 30% of epilepsy patients experiencing both. Family history did not influence the likelihood of comorbidity.

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3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache
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Published on: June 2, 2014

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3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache

Published on: June 2, 2014

Area of Science:

  • Neurology
  • Epidemiology

Background:

  • Headache and epilepsy are common neurological disorders.
  • Comorbidity between headache and epilepsy is often suspected but not well-established.
  • Understanding the prevalence of co-occurring headache and epilepsy is crucial for patient management.

Purpose of the Study:

  • To assess the prevalence and characteristics of interictal headache, epilepsy, and their comorbidity.
  • To investigate whether the comorbidity rate exceeds general population expectations.
  • To explore demographic and clinical factors associated with headache and epilepsy comorbidity.

Main Methods:

  • A cross-sectional study involving 858 women and 309 men from Italian headache and epilepsy centers.
  • Diagnosis of interictal headache (migraine, tension-type, other) and epilepsy (partial, generalized).
  • Assessment of comorbidity rates and analysis of demographic and clinical data.

Main Results:

  • Interictal headache was diagnosed in 675 individuals, epilepsy in 336.
  • Comorbidity was found in 156 patients (1.6% of those from headache centers, 30.0% from epilepsy centers).
  • Family history of headache or epilepsy was similarly prevalent in comorbid and non-comorbid groups, not supporting an association.

Conclusions:

  • The study's findings do not support a strong association between headache and epilepsy.
  • The prevalence of comorbidity appears lower than hypothesized, particularly in patients primarily seeking headache treatment.
  • Further research may be needed to clarify the complex relationship between these two conditions.