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Complex partial status epilepticus accompanied by serious morbidity and mortality

A Krumholz1, G Y Sung, R S Fisher

  • 1Department of Neurology, University of Maryland School of Medicine, Baltimore, USA.

Neurology
|August 1, 1995
PubMed
Summary

Nonconvulsive status epilepticus (NCSE), particularly complex partial status epilepticus (CPSE), can lead to severe outcomes like persistent cognitive deficits or death. Prompt diagnosis and treatment are crucial, as NCSE is not a benign condition.

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Evidence-Based Guideline: Management of an Unprovoked First Seizure in Adults: Report of the Guideline Development Subcommittee of the American Academy of Neurology and the American Epilepsy Society.

Epilepsy currents·2015

Area of Science:

  • Neurology
  • Epileptology

Background:

  • Nonconvulsive status epilepticus (NCSE) comprises about 20% of all status epilepticus (SE) cases.
  • NCSE is often underestimated, with its consequences presumed benign compared to convulsive SE.

Purpose of the Study:

  • To investigate the outcomes of prolonged nonconvulsive status epilepticus (NCSE) presenting as complex partial status epilepticus (CPSE).
  • To highlight the potential for serious morbidity and mortality associated with CPSE.

Main Methods:

  • Retrospective case series of 10 patients with prolonged CPSE (≥36 hours).
  • Clinical and electroencephalogram (EEG) findings were used for diagnosis and duration assessment.
  • Outcomes including neurological deficits and mortality were evaluated.

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Main Results:

  • All 10 patients experienced prolonged CPSE.
  • Poor outcomes included persistent cognitive/memory loss (5 patients), additional motor/sensory dysfunction (3 patients), and death (3 patients).
  • Identified causes included epilepsy, vascular disease, encephalitis, and metabolic disorders.

Conclusions:

  • Nonconvulsive status epilepticus (NCSE) in the form of complex partial status epilepticus (CPSE) is associated with significant morbidity and mortality.
  • Prolonged seizures and underlying acute brain disorders contribute to adverse outcomes.
  • Emphasizes the need for increased awareness and prompt management of NCSE.