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Epilepsy and Seizures: Overview

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: Types

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: Classification

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: Introduction

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: Types

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...

Antiepileptic Drugs: GABAergic Pathway Potentiators

Antiepileptic Drugs: GABAergic Pathway Potentiators

γ-aminobutyric acid or GABA, plays a pivotal role as an inhibitory neurotransmitter in the brain. GABA pathway potentiators, also known as GABAergic drugs, are a class of pharmaceutical agents designed to enhance the functioning of the GABAergic system. These medications primarily treat epilepsy, a neurological disorder characterized by recurrent seizures.
The key GABA pathway potentiators used in epilepsy management are as follows.
Benzodiazepines are a well-known class of drugs used for their...

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

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Pediatric epilepsy: The Indian experience.

Pradnya Gadgil¹, Vrajesh Udani

¹Department of Pediatrics and Neurology, Hinduja Hospital, Mumbai, India.

Journal of Pediatric Neurosciences

|November 10, 2011

Summary

Epilepsy genetics are evolving, leading to new classifications. India faces a significant treatment gap despite similar prevalence rates to developed nations, with perinatal injuries and neurocysticercosis being key concerns in pediatric cases.

Keywords:

Refractory epilepsy febrile seizures neurocysticercosis treatment gap

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

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Electrophoretic Delivery of γ-aminobutyric Acid (GABA) into Epileptic Focus Prevents Seizures in Mice

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Area of Science:

Neurology
Genetics
Public Health

Background:

Epilepsy is a prevalent neurological disorder with recent reclassifications based on genetic understanding.
India's epilepsy prevalence mirrors developed nations, but a substantial treatment gap persists.
Pediatric epilepsy is significantly influenced by perinatal injuries and specific etiologies like neurocysticercosis.

Purpose of the Study:

To provide an overview of current epilepsy understanding, focusing on genetic advancements and reclassifications.
To highlight the public health challenges in epilepsy management in India, particularly the treatment gap.
To discuss common and emerging etiologies in pediatric epilepsy, including genetic syndromes and neurocysticercosis.

Main Methods:

Review of recent advancements in epilepsy genetics and International League Against Epilepsy reclassifications.
Analysis of epilepsy prevalence and treatment gap data in India.
Discussion of common pediatric epilepsy etiologies, including neurocysticercosis and genetic syndromes.
Brief overview of the Indian experience in pediatric epilepsy surgery.

Main Results:

Significant progress in understanding epilepsy genetics has led to recent reclassifications.
India faces a considerable treatment gap for epilepsy, posing a public health challenge.
Perinatal injuries are a major cause of pediatric epilepsy, alongside conditions like neurocysticercosis and new genetic syndromes.

Conclusions:

The evolving genetic landscape of epilepsy necessitates updated clinical approaches and classifications.
Addressing the treatment gap is crucial for improving epilepsy care in India.
Comprehensive understanding of diverse etiologies, from perinatal injuries to genetic syndromes, is vital for effective pediatric epilepsy management.