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Epidemiology of epilepsy in developing countries

N Senanayake1, G C Román

  • 1Neuroepidemiology Branch, National Institute of Neurological Disorders and Stroke (NINDS), National Institutes of Health, Bethesda, MD.

Bulletin of the World Health Organization
|January 1, 1993
PubMed
Summary

Epilepsy is a significant health issue in developing nations, with high prevalence linked to preventable factors like parasitic infections. Addressing these causes could significantly reduce epilepsy incidence globally.

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Area of Science:

  • Neurology
  • Public Health
  • Epidemiology

Background:

  • Epilepsy presents a substantial global health challenge, disproportionately affecting developing countries.
  • Prevalence rates in some developing regions reach up to 57 per 1000 population, highlighting a critical public health concern.

Purpose of the Study:

  • To review the epidemiology of epilepsy in developing countries.
  • To identify key etiological factors contributing to high epilepsy prevalence.
  • To explore potential strategies for reducing epilepsy incidence.

Main Methods:

  • Literature review focusing on epilepsy epidemiology in developing nations.
  • Analysis of data on incidence, prevalence, seizure types, and mortality.
  • Examination of etiological factors, including infectious, environmental, and genetic causes.

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Main Results:

  • Elevated epilepsy prevalence is observed in Latin America and several African nations (e.g., Liberia, Nigeria, Tanzania).
  • Parasitic infections (notably neurocysticercosis), intracranial infections, perinatal brain damage, head injuries, and hereditary factors are significant etiological contributors.
  • A high burden of epilepsy exists in developing countries, with specific regional variations.

Conclusions:

  • Many epilepsy causes in developing countries are preventable or modifiable.
  • Implementing targeted public health interventions can substantially decrease the incidence of epilepsy.
  • Further research and intervention are crucial for epilepsy control in resource-limited settings.