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Anteromesial Temporal Lobectomy for Medically Intractable Temporal Lobe Epilepsy: An Operative Study
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Temporal Lobe Epilepsy and Psychiatric Comorbidity

Valerio Vinti1, Giovanni Battista Dell'Isola1, Giorgia Tascini1

  • 1Department of Pediatrics, University of Perugia, Perugia, Italy.

Frontiers in Neurology
|December 17, 2021
PubMed

Insights

Temporal lobe epilepsy (TLE) frequently co-occurs with psychiatric disorders like anxiety and depression, particularly in children with hippocampal sclerosis. Early detection and management of these comorbidities are crucial for improving quality of life.

Area of Science:

  • Neurology
  • Psychiatry
  • Pediatrics

Background:

  • Focal seizures often originate in the temporal lobe, leading to mesial or lateral temporal epilepsy.
  • Mesial temporal epilepsy is characterized by aura, unconsciousness, and automatisms, while lateral temporal epilepsy presents with less evident psychomotor arrest and dystonic postures.
  • Hippocampal sclerosis is a common cause of temporal lobe epilepsy (TLE).

Purpose of the Study:

  • To review the correlation between temporal lobe epilepsy and psychiatric disorders.
  • To explore the underlying conditions contributing to these comorbidities.
  • To highlight the impact of psychiatric comorbidities on patients' quality of life.

Main Methods:

  • Literature review analyzing existing studies on TLE and psychiatric comorbidities.
  • Examination of the relationship between TLE subtypes, hippocampal sclerosis, and psychiatric features.
  • Discussion of the bidirectional hypothesis linking TLE and psychiatric disorders.

Main Results:

  • Temporal lobe epilepsy (TLE) is frequently associated with psychiatric comorbidities, including anxiety, depression, and interictal dysphoria.
  • These comorbidities are more prevalent in pediatric TLE with hippocampal sclerosis and pharmacoresistance.
  • Cognitive, learning, and behavioral impairments often accompany psychiatric alterations in TLE patients.

Conclusions:

  • A strong correlation exists between TLE and psychiatric disorders, suggesting a shared pathophysiology.
  • Psychiatric comorbidities significantly diminish the quality of life for children with TLE and their families.
  • Early identification and intervention for psychiatric issues in TLE are essential for better patient outcomes.
Keywords:
antiseizure medications (ASMs)bi-directional hypothesishippocampal sclerosispsychiatric comorbiditytemporal lobe epilepsy

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