Evidence map›Paper›PMID 31242177›Full record

ArticlePLoS computational biology2019

Optimization of surgical intervention outside the epileptogenic zone in the Virtual Epileptic Patient (VEP).

Sora An, Fabrice Bartolomei, Maxime Guye, Viktor Jirsa

Abstract read
In one paragraph

Article in PLoS computational biology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

37 citing papers in PubMed.

  1. Article
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  8. Bifurcations and bursting in the Epileptor.PLoS computational biology · 2024
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  14. Linear feedback control of spreading dynamics in stochastic nonlinear network models: epileptic seizures.International IEEE/EMBS Conference on Neural Engineering : [proceedings]. International IEEE EMBS Conference on Neural Engineering · 2023
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Sora AnAix Marseille Univ, INSERM, INS, Inst Neurosci Syst, Marseille, France.ORCID 0000-0002-7756-1434
Fabrice BartolomeiAix Marseille Univ, INSERM, INS, Inst Neurosci Syst, Marseille, France.
Maxime GuyeAix Marseille Univ, CNRS, CRMBM UMR 7339, Marseille, France.
Viktor JirsaAix Marseille Univ, INSERM, INS, Inst Neurosci Syst, Marseille, France.ORCID 0000-0002-8251-8860

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Studies to improve the efficacy of epilepsy surgery have focused on better refining the localization of the epileptogenic zone (EZ) with the aim of effectively resecting it. However, in a considerable number of patients, EZs are distributed across multiple brain regions and may involve eloquent areas that cannot be removed due to the risk of neurological complications. There is a clear need for developing alternative approaches to induce seizure relief, but minimal impact on normal brain functions. Here, we develop a personalized in-silico network approach, that suggests effective and safe surgical interventions for each patient. Based on the clinically identified EZ, we employ modularity analysis to identify target brain regions and fiber tracts involved in seizure propagation. We then construct and simulate a patient-specific brain network model comprising phenomenological neural mass models at the nodes, and patient-specific structural brain connectivity using the neuroinformatics platform The Virtual Brain (TVB), in order to evaluate effectiveness and safety of the target zones (TZs). In particular, we assess safety via electrical stimulation for pre- and post-surgical condition to quantify the impact on the signal transmission properties of the network. We demonstrate the existence of a large repertoire of efficient surgical interventions resulting in reduction of degree of seizure spread, but only a small subset of them proves safe. The identification of novel surgical interventions through modularity analysis and brain network simulations may provide exciting solutions to the treatment of inoperable epilepsies.

Indexed as

BrainEpilepsyNerve NetVirtual RealityComputational BiologyHumansModels, NeurologicalSurgery, Computer-Assisted

Identifiers

PMID31242177
PMCPMC6594587

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.