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Autoscopic phenomena with seizures.

O Devinsky1, E Feldmann, K Burrowes

  • 1Medical Neurology Branch, National Institute of Neurological Disorders and Stroke, Bethesda, Md.

Archives of Neurology
|October 1, 1989
PubMed
Summary
This summary is machine-generated.

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Autoscopic seizures, involving seeing doubles or out-of-body experiences, may be more common in epilepsy than previously thought. Temporal lobe involvement is frequent, and treatment response often matches the underlying seizure disorder.

Area of Science:

  • Neurology
  • Epileptology
  • Phenomenology

Background:

  • Autoscopic phenomena, characterized by visual misperceptions like seeing one's double or experiencing out-of-body sensations, are unusual seizure manifestations.
  • Understanding the prevalence and characteristics of autoscopic seizures is crucial for accurate diagnosis and management in epilepsy patients.

Observation:

  • This study investigated 10 patients with seizures and autoscopic phenomena, supplemented by a review of 33 additional cases from existing literature.
  • Autoscopic phenomena were observed across various seizure types, including simple partial, complex partial, and generalized tonoclonic seizures.

Findings:

  • A notable 6.3% incidence of autoscopic seizures was identified in the interviewed patient cohort, suggesting they may be underrecognized.
  • Seizure foci were identified in the temporal lobe for 86% of patients, although no clear lateralization of lesions was observed.

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  • The therapeutic outcomes for autoscopic episodes generally correlated with the management of the primary seizure disorder.

    • Implications:

    • Autoscopic seizures may represent a significant, albeit often overlooked, distressing symptom in individuals with chronic epilepsy.
    • Specific and targeted questioning is essential for uncovering these phenomena, potentially improving patient care and quality of life.
    • Further research into the neurobiological underpinnings and diagnostic markers for autoscopic seizures is warranted.