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[Changes in the cerebral cortex in temporal lobe epilepsy]

A S Iontov, V F Shefer

    Zhurnal Nevropatologii I Psikhiatrii Imeni S.S. Korsakova (Moscow, Russia : 1952)
    |January 1, 1981
    PubMed
    Summary

    Temporal epilepsy involves gradual neurocyte destruction, leading to altered interneuronal connections. This study reveals specific cellular changes in the temporal cortex associated with the disease.

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    Neuroscience and behavioral physiology·1984

    Area of Science:

    • Neuroscience
    • Cell Biology
    • Pathology

    Context:

    • Temporal epilepsy is a neurological disorder affecting the temporal cortex.
    • Understanding the cellular basis of epilepsy is crucial for developing effective treatments.

    Purpose:

    • To investigate the layer-by-layer cellular changes in the temporal cortex (field 21/38) of patients with temporal epilepsy.
    • To identify specific morphological alterations associated with the disease progression.

    Summary:

    • Biopsy specimens from three temporal epilepsy patients were analyzed using light and electron microscopy.
    • Observed changes include the presence of dark cells, degenerating synaptic structures, and myelin fibers.
    • An increased percentage of astrocytes and proliferation of their processes were noted.

    Impact:

    • The findings suggest a progressive destruction of neurocytes in temporal epilepsy.
    • These cellular changes likely disrupt interneuronal communication, contributing to the pathology.
    • Provides insights into the neuropathological mechanisms underlying temporal epilepsy.

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