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Status epilepticus: what's new for the intensivist
Sarah Benghanem1,2,3, Estelle Pruvost-Robieux2,3,4, Aidan Neligan5,6,7
1Medical Intensive Care Unit, Cochin hospital, APHP.Centre.
Current Opinion in Critical Care
|March 5, 2024
Summary
Status epilepticus (SE) is a neurologic emergency. Recent advances improve SE definition, treatment, and EEG monitoring, but later-stage therapies require further research.
Area of Science:
- Neurology
- Critical Care Medicine
Background:
- Status epilepticus (SE) is a common neurologic emergency with significant morbidity and mortality.
- Advances in SE definition, pathophysiology, and EEG monitoring are improving patient outcomes.
- SE frequently necessitates intensive care unit (ICU) admission, highlighting the need for specialized management.
Approach:
- This review synthesizes recent findings on SE epidemiology, pathophysiology, and treatment.
- It discusses large-scale treatment trials and the efficacy of various antiepileptic drugs.
- The role of ICU EEG monitoring and automated EEG analysis in managing SE is explored.
Key Points:
- Benzodiazepines remain first-line SE treatment, with levetiracetam, valproate, and fosphenytoin showing equal efficacy as second-line agents.
- Understanding SE pathophysiology suggests considering non-antiepileptic medications targeting underlying processes, especially in refractory cases like NORSE and FIRES.
- Advances in automated EEG analysis aid in assessing electrographic seizure control in the ICU.
Conclusions:
- While initial SE management is well-supported by evidence, optimal treatments for later stages are still under investigation.
- Further clinical trials are needed for disease-modifying therapies in SE.
- Aggressive and timely SE treatment is crucial, with close attention to cardiorespiratory and neurological complications.
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