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Related Concept Videos

Seizures l: Introduction01:20

Seizures l: Introduction

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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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Increased Body Temperature01:25

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A body temperature above  38°C  (100.4 °F) is known as fever or pyrexia, and a person with fever is termed 'febrile.' Typically, the hypothalamus, a part of the brain that acts as the body's thermostat, regulates body temperature through a thermoregulatory setpoint. It receives signals from cold and warm thermal receptors throughout the body and adjusts the body's temperature accordingly. Fever occurs when this hypothalamic setpoint is altered, usually in...
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Seizures ll: Types01:19

Seizures ll: Types

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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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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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Types of Fever01:25

Types of Fever

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Fever can be triggered by several factors, including infections, nervous system disorders, certain cancers, blood diseases like leukemia, embolism, thrombosis, heatstroke, dehydration, surgical trauma, crushing injuries, and allergic reactions.
Here are the different types of fever:
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Epilepsy and Seizures: Overview01:24

Epilepsy and Seizures: Overview

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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...
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Early postictal electroencephalography and correlation with clinical findings in children with febrile seizures.

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Related Experiment Video

Updated: Apr 22, 2026

A Behavioral Screen for Heat-Induced Seizures in Mouse Models of Epilepsy
06:58

A Behavioral Screen for Heat-Induced Seizures in Mouse Models of Epilepsy

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Febrile seizures.

Sajun Chung1

  • 1Department of Pediatrics, Kyung Hee University Medical Center, Kyung Hee University School of Medicine, Seoul, Korea.

Korean Journal of Pediatrics
|October 18, 2014
PubMed
Summary
This summary is machine-generated.

Febrile seizures (FS) are common in childhood and influenced by genetics and environment. While some treatments reduce recurrence, they don't prevent epilepsy, and vaccine-induced FS are rare with no negative outcomes.

Keywords:
ChildClassificationEpilepsyFebrile seizures

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Interictal High Frequency Oscillations Detected with Simultaneous Magnetoencephalography and Electroencephalography as Biomarker of Pediatric Epilepsy
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Area of Science:

  • Pediatrics
  • Neurology
  • Genetics

Background:

  • Febrile seizures (FS) are the most common seizure disorder in children, with multifactorial inheritance involving genetic and environmental factors.
  • FS are classified as simple or complex, and risk factors for recurrence and subsequent epilepsy development have been identified.

Purpose of the Study:

  • To review the pathophysiology, risk factors, diagnosis, and management of febrile seizures in children.
  • To discuss the role of genetics, environmental factors, and specific clinical scenarios like vaccine-induced FS.

Main Methods:

  • Literature review of studies on febrile seizures, including animal models and clinical research.
  • Analysis of risk factors for first FS, recurrence, and epilepsy development.
  • Evaluation of diagnostic approaches and treatment strategies for FS.

Main Results:

  • Family history and developmental delay are risks for first FS; recurrence is linked to family history, age, fever duration, and temperature.
  • Neurodevelopmental abnormalities and complex FS increase epilepsy risk.
  • Antipyretics do not reduce FS recurrence; diazepam, phenobarbital, or valproate may reduce recurrence but not epilepsy risk.

Conclusions:

  • Simple FS evaluation should focus on fever cause; extensive testing is usually unnecessary.
  • Treatment focuses on prolonged seizure rescue; preventative medication has risks and limited benefits.
  • Vaccine-induced FS are rare and do not cause harm, though they may impact vaccination perceptions.