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Risk factors for fatality and neurological sequelae after status epilepticus in children

Y Maegaki1, Y Kurozawa, K Hanaki

  • 1Division of Child Neurology, Institute of Neurological Sciences, Faculty of Medicine, Tottori University, Yonago, Japan. maegaki@grape.med.tottori-u.ac.jp

Neuropediatrics
|June 10, 2005
PubMed

Insights

Status epilepticus (SE) in children can lead to poor outcomes like death or neurological sequelae. Long seizure durations and severe asthmatic attacks significantly increase these risks, highlighting the need for prompt intervention.

Area of Science:

  • Pediatric Neurology
  • Epileptology
  • Critical Care Medicine

Background:

  • Status epilepticus (SE) is a medical emergency in children with potentially severe consequences.
  • Identifying risk factors for poor outcomes in pediatric SE is crucial for effective management.

Purpose of the Study:

  • To investigate risk factors associated with fatality and neurological sequelae in pediatric patients experiencing status epilepticus.
  • To analyze the impact of seizure duration and co-occurring conditions on SE outcomes.

Main Methods:

  • Multivariate regression analysis was employed to assess risk factors in 234 pediatric SE patients (1 month to 18 years).
  • Initial analysis identified acute neurological insult and progressive neurological disease as significant risk factors.
  • A secondary analysis excluded these etiologies, focusing on seizure duration (>2 hours) and asthmatic attacks in 213 patients.

Main Results:

  • Overall, 19.2% of patients experienced poor outcomes (death or neurological sequelae).
  • Acute neurological insult and progressive neurological disease were strongly linked to poor outcomes (OR = 33.68).
  • In the remaining cohort, prolonged seizures (>2 hours) (OR = 12.73) and moderate-to-severe asthmatic attacks (OR = 31.61) were significant predictors of poor outcomes.

Conclusions:

  • Long-lasting seizure activity and asthmatic attacks are critical factors exacerbating SE-associated brain injury in children.
  • These findings underscore the importance of timely intervention for prolonged seizures and managing respiratory distress during SE.

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