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Related Concept Videos

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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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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Vaccinations01:51

Vaccinations

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Antiepileptic Drugs: Modulators of Neurotransmitter Release Mediated by SV2A Protein01:20

Antiepileptic Drugs: Modulators of Neurotransmitter Release Mediated by SV2A Protein

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Antiepileptic drugs, such as levetiracetam (Keppra) and brivaracetam (Briviact), have emerged as crucial tools in managing epilepsy. These medications exert their therapeutic effects by targeting the synaptic vesicle protein SV2A, a transmembrane glycoprotein primarily found in the brain.
SV2A is a transmembrane glycoprotein located predominantly in the brain, modulating the release of neurotransmitters for neuronal communication. Both levetiracetam and brivaracetam exhibit a high affinity for...
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Antiepileptic Drugs: Sodium Channel Blockers01:08

Antiepileptic Drugs: Sodium Channel Blockers

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Antiepileptic drugs are specialized medications that prevent seizures in individuals diagnosed with epilepsy. These drugs primarily function by blocking the movement of sodium ions through channels in the neuronal membrane, inhibiting the repetitive firing of action potentials often associated with seizures.
Sodium channel blockers modulate ion channels, particularly voltage-gated sodium channels. They block only sodium ion movement.
Among the most commonly prescribed antiepileptic drugs are...
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Antiepileptic Drugs: Potassium Channel Activators01:20

Antiepileptic Drugs: Potassium Channel Activators

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Ezocgabine or retigabine, an antiepileptic drug of remarkable efficacy, has revolutionized the management of seizures. It is a potassium channel activator, explicitly targeting the family of Q subtype potassium channels. It enhances the transmembrane potassium currents, regulating neuronal excitability. This action stabilizes the resting membrane potential, a pivotal factor in mitigating the hyperexcitability that characterizes epilepsy.
Ezogabine has gained approval as an adjunctive treatment...
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Seizures after vaccines.

Ghozlane Lakhoua1, Wiem Daly2, Ons Charfi1

  • 1Service d'analyse et de recueil des données, centre national de pharmacovigilance, 9, avenue du Dr Zouhaier Essafi, 1006 Tunis, Tunisia; Faculté de médecine de Tunis, 1006 Tunis, Tunisia; Université Tunis El Manar, Faculté de médecine, Unité de recherche, UR17ES12, 1006 Tunis, Tunisia.

Therapie
|May 22, 2022
PubMed
Summary
This summary is machine-generated.

Vaccination is crucial for global health, but can rarely cause neurological side effects like seizures. This study investigates seizures following immunization, a known adverse event following immunization (AEFI).

Keywords:
Adverse events following immunization (AEFI)ImmunizationNeurological effectsSeizuresVaccination

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Area of Science:

  • Immunology
  • Neurology
  • Public Health

Background:

  • Vaccination is vital for preventing infectious and viral diseases globally.
  • Adverse events following immunization (AEFI) are common, usually mild.
  • Neurological effects can occur due to immune stimulation during critical brain development.

Purpose of the Study:

  • To investigate seizures as a neurological effect following vaccination.
  • To understand the relationship between immunization and post-vaccination seizures.

Main Methods:

  • Review of medical literature on post-vaccination seizures.
  • Analysis of reported cases of seizures following immunization.
  • Epidemiological data analysis.

Main Results:

  • Seizures are a recognized, though uncommon, neurological adverse event following immunization.
  • The incidence and specific triggers for post-vaccination seizures require further investigation.
  • Most AEFIs are mild, but neurological effects like seizures warrant attention.

Conclusions:

  • While vaccination is essential for public health, potential neurological side effects like seizures must be monitored.
  • Further research is needed to fully characterize the risk and mechanisms of seizures following vaccination.
  • Balancing vaccine benefits against rare risks is critical for maintaining public trust and vaccine uptake.