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[Seizures induced by movement].

M Kabuto1, M Hayashi, T Kubota

  • 1Department of Neurosurgery, Fukui Medical School.

No Shinkei Geka. Neurological Surgery
|July 1, 1990
PubMed
Summary
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Seizures triggered by movement, known as reflex epilepsy, can occur in adolescents. Carbamazepine effectively controlled these movement-induced seizures in three reported cases.

Area of Science:

  • Neurology
  • Epileptology

Background:

  • Reflex epilepsy, specifically seizures induced by movement, presents a diagnostic challenge.
  • Understanding the specific triggers and characteristics of movement-induced seizures is crucial for accurate diagnosis and management.

Observation:

  • Three adolescent cases (ages 13-15) presented with seizures initiated by sudden voluntary movement after rest.
  • Seizures involved tonic spasms or choreoathetotic movements of unilateral extremities, lasting 5-10 seconds without loss of consciousness.
  • Clinical and basic laboratory findings were normal between episodes; EEG and neuroimaging showed minimal abnormalities in some cases.

Findings:

  • Movement-induced seizures in these cases were characterized by abrupt onset after rest and brief, focal motor symptoms.
  • Carbamazepine demonstrated significant efficacy in suppressing these seizure events across all three patients.

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  • Familial occurrence was noted in one case, suggesting a potential genetic component.

    • Implications:

    • Accurate recognition of movement-induced seizures is vital to avoid misdiagnosis, such as confusion with moyamoya disease.
    • Carbamazepine is a recommended first-line treatment for this specific seizure type.
    • Further research into the pathophysiology and genetic underpinnings of movement-induced seizures is warranted.