Management of status epilepticus
1Department of Critical Care Medicine, Flinders Medical Centre, Adelaide, South Australia.
Summary
Status epilepticus is a medical emergency requiring rapid treatment to prevent brain damage. Initial management involves benzodiazepines like lorazepam or diazepam, along with phenytoin, to quickly control seizures.
Area of Science:
- Neurology
- Emergency Medicine
- Pharmacology
Background:
- Status epilepticus is a prolonged or recurrent seizure condition.
- It can lead to primary or secondary cerebral injury due to uncontrolled neuronal activity, hypoxia, or hypothermia.
- Rapid intervention is crucial to minimize neural damage.
Purpose of the Study:
- To review the causes and treatments of status epilepticus.
- To present a practical management approach for this neurological emergency.
Main Methods:
- Literature review of English-language studies from 1966 to 1998.
- MEDLINE search focused on metabolic/toxic seizures and status epilepticus.
- Analysis of treatment strategies and outcomes.
Main Results:
- Status epilepticus lasting over 20-30 minutes is considered refractory.
- Initial treatment with intravenous lorazepam or diazepam and phenytoin controls seizures in up to 70% of patients.
- Refractory cases require management in a monitored setting with agents like phenobarbitone, midazolam, propofol, or thiopentone.
Conclusions:
- Status epilepticus is a critical medical emergency demanding immediate seizure termination.
- Addressing underlying causes is essential for effective management.
- First-line therapy typically includes lorazepam or diazepam combined with phenytoin.
More Related Videos
08:43Long-term Continuous EEG Monitoring in Small Rodent Models of Human Disease Using the Epoch Wireless Transmitter System
Published on: July 21, 2015
05:54Stereo-Electro-Encephalo-Graphy (SEEG) With Robotic Assistance in the Presurgical Evaluation of Medical Refractory Epilepsy: A Technical Note
Published on: June 13, 2016
Related Concept Videos
01:24Epilepsy 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...
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
01:13Seizures: 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 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:
01:08Antiepileptic Drugs: Sodium Channel Blockers
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...
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...
01:25Cardiopulmonary Resuscitation IV: Pharmacological Management
Pharmacologic intervention is crucial in treating cardiac arrest patients during ACLS or Advanced Cardiovascular Life Support. The ACLS algorithms guide the administration of specific drugs based on the patient's cardiac arrest rhythm, which includes pulseless ventricular tachycardia (VT), ventricular fibrillation (VF), asystole, and pulseless electrical activity (PEA).EpinephrineIndication: Epinephrine is the first-line drug for all cardiac arrest rhythms.Mechanism of Action: Epinephrine...
01:20Seizures 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,...
01:22Epilepsy 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.