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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

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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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Electroconvulsive Therapy01:30

Electroconvulsive Therapy

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Electroconvulsive therapy (ECT), or shock therapy, remains a critical biomedical intervention for severe, treatment-resistant depression. While its origins can be traced back to Hippocrates' observations that malaria-induced convulsions alleviated mental illness, modern ECT has evolved significantly from its earlier, more primitive applications. First introduced in 1938 by Ugo Cerletti and his colleagues, ECT involves inducing controlled seizures using electrical currents. In its early...
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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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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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Related Experiment Video

Updated: Apr 14, 2026

Long-term Continuous EEG Monitoring in Small Rodent Models of Human Disease Using the Epoch Wireless Transmitter System
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Long-term Continuous EEG Monitoring in Small Rodent Models of Human Disease Using the Epoch Wireless Transmitter System

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Status epilepticus in adults.

John P Betjemann1, Daniel H Lowenstein1

  • 1Department of Neurology, University of California, San Francisco, CA, USA.

The Lancet. Neurology
|April 25, 2015
PubMed
Summary

Status epilepticus, a serious neurological emergency, is being redefined for better management. Research suggests early anesthesia for severe cases may prevent brain damage and drug resistance, improving patient outcomes.

Area of Science:

  • Neurology
  • Emergency Medicine
  • Clinical Neuroscience

Background:

  • Status epilepticus (SE) is a critical neurological emergency with significant morbidity, mortality, and healthcare costs.
  • Current definitions of SE are being re-evaluated to facilitate more practical clinical management strategies.
  • There is a growing emphasis on early intervention and seizure termination, particularly in prehospital settings.

Purpose of the Study:

  • To review the evolving definition and management paradigms for status epilepticus.
  • To highlight the shift towards early treatment escalation for refractory cases.
  • To underscore the importance of ongoing research in SE identification and treatment efficacy.

Main Methods:

  • Review of current clinical research and emerging treatment strategies for status epilepticus.

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Methods for ECG Evaluation of Indicators of Cardiac Risk, and Susceptibility to Aconitine-induced Arrhythmias in Rats Following Status Epilepticus

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  • Analysis of the rationale behind early escalation to anesthetic agents for refractory generalized convulsive status epilepticus.
  • Discussion of the increasing recognition of SE in inpatient settings due to advanced monitoring techniques.

    • Main Results:

    • The traditional definition of status epilepticus is under reconsideration for a more actionable clinical approach.
    • Early administration of anesthetic agents for refractory generalized convulsive status epilepticus is gaining traction as a strategy to prevent neuronal injury and pharmacoresistance.
    • The increased use of continuous electroencephalography monitoring is leading to more frequent identification of SE in hospitalized patients.

    Conclusions:

    • Revising the definition of status epilepticus is crucial for guiding timely and effective management.
    • Prompt escalation to anesthetic agents in severe, refractory SE may mitigate long-term neurological damage and treatment resistance.
    • Further research is essential to enhance early detection of SE and optimize the efficacy of anti-epileptic drug therapies to improve patient outcomes.