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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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Epilepsy and Seizures: Overview01:24

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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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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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Epilepsy ll: Types01:22

Epilepsy ll: Types

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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.
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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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Mania and Antimanic Drugs: Overview01:24

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Mania, a psychological condition characterized by elevated mood, increased energy, and reduced sleep need, is part of the bipolar disorder cycle. The exact cause of mania isn't entirely known, but it is thought to be a combination of genetic, environmental, and neurological factors. Bipolar disorder involves alternating manic and depressive episodes. Mood stabilizers like lithium, antipsychotics, and anticonvulsants help manage these episodes. Lithium carbonate is particularly effective as...
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Author Spotlight: Advancing Pediatric Epilepsy Surgery in Children Through Novel Biomarkers and Enhanced Localization
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[Concentration problem or epilepsy? Sudden changes in behaviour in adolescents].

Shyrin C A T Davis1, Myrthe J Willems, Herma H Kiezebrink-Lindenhovius

  • 1Spaarne Ziekenhuis, Hoofddorp.

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Summary

Non-convulsive status epilepticus can cause sudden behavioral changes and concentration issues in adolescents. Early neurological assessment is crucial for diagnosing this often-missed epilepsy form.

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Area of Science:

  • Neurology
  • Pediatrics
  • Epileptology

Background:

  • Non-convulsive status epilepticus (NCSE) is a generalized epilepsy form that can manifest as behavioral disturbances and cognitive impairment.
  • This condition is frequently misdiagnosed due to its subtle presentation, lacking typical convulsive seizures.
  • Behavioral changes and concentration problems in adolescents may indicate underlying NCSE.

Observation:

  • This case series reports on three adolescent boys (13, 14, and 17 years old) who presented with behavioral disturbances attributed to idiopathic NCSE.
  • Electroencephalography (EEG) confirmed the diagnosis of NCSE in all cases.
  • One patient had a prior diagnosis of attention deficit hyperactivity disorder (ADHD), raising questions about the original diagnosis versus NCSE as the cause of his symptoms.

Findings:

  • NCSE is characterized by diminished cognitive functioning in patients who otherwise appear reactive.
  • Previous episodes of behavioral changes were noted in the medical history of all three patients.
  • Cognitive function testing, particularly memory assessment, is essential for diagnosing NCSE.

Implications:

  • Behavioral problems in children warrant a comprehensive neurological evaluation by a pediatrician or neurologist.
  • Recognizing NCSE is critical to avoid misdiagnosis and ensure appropriate treatment.
  • Early identification of NCSE can prevent potential long-term cognitive consequences and improve patient outcomes.