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Related Experiment Video

Updated: Jul 16, 2026

Anteromesial Temporal Lobectomy for Medically Intractable Temporal Lobe Epilepsy: An Operative Study
11:29

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

Published on: August 15, 2025

Temporal lobe surgery in patients with normal MRI.

Deepak Madhavan1, Ruben Kuzniecky

  • 1New York University Comprehensive Epilepsy Center, New York, New York 10016, USA.

Current Opinion in Neurology
|March 14, 2007
PubMed
Summary

Accurate identification of the seizure onset zone in nonlesional temporal lobe epilepsy is key. Tailored surgical resection, guided by precise localization, leads to excellent seizure-free outcomes.

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Area of Science:

  • Neurosurgery
  • Epileptology
  • Diagnostic Imaging

Background:

  • Nonlesional temporal lobe epilepsy surgery poses challenges due to unclear resection extent for seizure freedom.
  • Characterizing mesial versus lateral temporal epilepsy is crucial for optimal surgical strategy.
  • Identifying the precise ictal onset zone is paramount for successful surgical intervention.

Purpose of the Study:

  • To review methods for identifying the ictal onset zone in temporal lobe epilepsy.
  • To emphasize the impact of diagnostic modalities on surgical outcomes.
  • To outline an optimal surgical strategy for nonlesional temporal lobe epilepsy.

Main Methods:

  • Review of clinical and diagnostic presentations of mesial and lateral temporal epilepsy.

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Network Analysis of the Default Mode Network Using Functional Connectivity MRI in Temporal Lobe Epilepsy
12:09

Network Analysis of the Default Mode Network Using Functional Connectivity MRI in Temporal Lobe Epilepsy

Published on: August 5, 2014

Related Experiment Videos

Last Updated: Jul 16, 2026

Anteromesial Temporal Lobectomy for Medically Intractable Temporal Lobe Epilepsy: An Operative Study
11:29

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

Published on: August 15, 2025

Network Analysis of the Default Mode Network Using Functional Connectivity MRI in Temporal Lobe Epilepsy
12:09

Network Analysis of the Default Mode Network Using Functional Connectivity MRI in Temporal Lobe Epilepsy

Published on: August 5, 2014

  • Analysis of electroencephalogram (EEG) findings, including low voltage fast activity and propagation time.
  • Evaluation of magnetic source imaging (MSI) and intracranial electroencephalography (iEEG) for ictal onset zone localization.

    • Main Results:

    • Excellent surgical outcomes correlate with discrete low voltage fast activity and prolonged propagation time on EEG.
    • Absence of contralateral temporal lobe metabolic dysfunction predicts better outcomes.
    • Magnetic source imaging shows promise for identifying epileptogenic regions, leading to improved surgical results.
    • Temporal neocortical resection is effective for lateral temporal onset epilepsy with accurate localization.

    Conclusions:

    • Accurate identification of the ictal onset zone using intracranial electroencephalography is essential.
    • Tailored temporal resection based on precise localization yields excellent surgical results for nonlesional temporal lobe epilepsy.