---
title: "Diagnostic Yield and Therapeutic Impact of Etiologic Investigations After Status Epilepticus — ICT"
id: "pubmed-42766827"
canonical_url: "https://medichelpline.com/clinical-feed/pubmed-42766827"
content_type: "clinical_feed_article"
specialty: "Critical Care"
source_name: "PubMed / NCBI"
source_url: "https://pubmed.ncbi.nlm.nih.gov/42766827/"
doi: "10.1212/WNL.0000000000218544"
published_at: "2026-09-21T21:58:13.000Z"
evidence_level: "Journal Article"
license: "CC-BY-NC-4.0 / Informational Use"
---
# Diagnostic Yield and Therapeutic Impact of Etiologic Investigations After Status Epilepticus — ICT
## Provenance & Clinical Metadata
- **Canonical URL:** https://medichelpline.com/clinical-feed/pubmed-42766827
- **Specialty:** [Critical Care](https://medichelpline.com/clinical-feed/critical-care.md)
- **Primary Source:** PubMed / NCBI
- **Source URL:** [Original Journal Publication](https://pubmed.ncbi.nlm.nih.gov/42766827/)
- **DOI:** [10.1212/WNL.0000000000218544](https://doi.org/10.1212%2FWNL.0000000000218544)
- **Published At:** 2026-09-21T21:58:13.000Z
- **Evidence Rating:** Journal Article
## Executive GIST (TL;DR)
- This is a multicenter study published in Neurology examining the **diagnostic yield** and **therapeutic impact** of etiologic investigations performed after **status epilepticus**, using data from the **ICTAL registry**. - Article metadata: Neurology, volume 107, issue 7, e218544; Epub 2026 Sep 21; print 2026 Oct 13. DOI 10.1212/WNL.0000000000218544; PubMed PMID 42766827. - The manuscript lists a large multicenter French author group affiliated with IctalGroup and multiple intensive care / medical centers across France, indicating broad national collaboration. - Primary institutional affiliations include Médecine Intensive Réanimation, Centre Hospitalier de Versailles; IctalGroup (Le Chesnay); and numerous university and regional hospital intensive care units across France. - The source content provided here contains title, authors, affiliations, and citation details but does not include the abstract, methods, results, numerical findings, or specific conclusions about diagnostic yield or therapeutic impact. - Because the provided source body lacks study data and outcomes, specific results, diagnostic yields, numbers of patients, tests performed, and therapeutic changes cannot be summarized from this text. - Readers should consult the full article (Neurology; DOI 10.1212/WNL.0000000000218544 or PubMed PMID 42766827) to access the study's objective, design, sample size, methods, concrete diagnostic findings, and quantified therapeutic impacts. - The article addresses an important clinical question for critical care and neurology practice: which etiologic investigations after **status epilepticus** yield diagnoses and alter management, but the details required to guide practice were not reported in the supplied source excerpt.
## Clinical Analysis & Structured Key Points
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Epub 2026 Sep 21. # Diagnostic Yield and Therapeutic Impact of Etiologic Investigations After Status Epilepticus: Insights From the ICTAL Registry [Sébastien Repplinger](https://pubmed.ncbi.nlm.nih.gov/?term=Repplinger+S&cauthor_id=42766827)[ 1 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-1 "Médecine Intensive Réanimation, Centre Hospitalier de Versailles - Site André Mignot, Le Chesnay cedex, France.")[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France."), [Jonathan Chelly](https://pubmed.ncbi.nlm.nih.gov/?term=Chelly+J&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 3 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-3 "Réanimation Polyvalente, Centre Hospitalier Intercommunal Toulon La Seyne sur Mer, CEReSS, Aix-Marseille Université, France."), [Olivier Lesieur](https://pubmed.ncbi.nlm.nih.gov/?term=Lesieur+O&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 4 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-4 "Médecine Intensive Réanimation, Centre Hospitalier de la Rochelle, France."), [Jean-Pierre Quenot](https://pubmed.ncbi.nlm.nih.gov/?term=Quenot+JP&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 5 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-5 "Université Bourgogne-Europe, CHU Dijon-Bourgogne, Service de Médecine Intensive-Réanimation, INSERM CIC-1432-Equipe Lipness UMR 1231, Dijon, France."), [Jean-Baptiste Lascarrou](https://pubmed.ncbi.nlm.nih.gov/?term=Lascarrou+JB&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 6 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-6 "Médecine Intensive Réanimation, Centre Hospitalier Universitaire de Nantes, France."), [Charles Bernard](https://pubmed.ncbi.nlm.nih.gov/?term=Bernard+C&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 7 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-7 "Département d'Anesthésie et de Réanimation, Centre Hospitalier Universitaire Beaujon, France."), [Mehran Monchi](https://pubmed.ncbi.nlm.nih.gov/?term=Monchi+M&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 8 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-8 "Intensive Care Unit, Groupe Hospitalier Sud Ile de France, Melun, France."), [Pascal Beuret](https://pubmed.ncbi.nlm.nih.gov/?term=Beuret+P&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 9 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-9 "Service de Réanimation et Soins Continus, Centre Hospitalier de Roanne, France."), [Florian Sigaud](https://pubmed.ncbi.nlm.nih.gov/?term=Sigaud+F&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 10 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-10 "Médecine Intensive Réanimation, Centre Hospitalier Universitaire de Grenoble, France."), [Ghada Sboui](https://pubmed.ncbi.nlm.nih.gov/?term=Sboui+G&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 11 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-11 "Médecine Intensive Réanimation, Centre Hospitalier de Béthune, France."), [Pierre Bailly](https://pubmed.ncbi.nlm.nih.gov/?term=Bailly+P&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 12 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-12 "Médecine Intensive Réanimation, Centre Hospitalier Universitaire de Brest, France."), [Raphaël Chambon](https://pubmed.ncbi.nlm.nih.gov/?term=Chambon+R&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 13 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-13 "Médecine Intensive Réanimation, Centre Hospitalier de Cannes, France."), [Candice Fontaine](https://pubmed.ncbi.nlm.nih.gov/?term=Fontaine+C&cauthor_id=42766827)[ 1 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-1 "Médecine Intensive Réanimation, Centre Hospitalier de Versailles - Site André Mignot, Le Chesnay cedex, France.")[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France."), [Nicolas Mongardon](https://pubmed.ncbi.nlm.nih.gov/?term=Mongardon+N&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 14 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-14 "Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Assistance Publique-Hôpitaux de Paris \(AP-HP\), Hôpitaux Universitaires Henri Mondor, Créteil, France.")[ 15 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-15 "Université Paris Est Créteil, INSERM, IMRB, France.")[ 16 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-16 "Faculté de Santé, Université Paris Est Créteil, France.")[ 17 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-17 "École Nationale Vétérinaire d'Alfort, IMRB, Maisons-Alfort, France.")[ 18 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-18 "GRCT OPTIMA, Université Paris Est Créteil, France."), [Charles Cerf](https://pubmed.ncbi.nlm.nih.gov/?term=Cerf+C&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 19 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-19 "Service de réanimation Hôpital Foch, Suresnes, France."), [Cedric Bruel](https://pubmed.ncbi.nlm.nih.gov/?term=Bruel+C&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 20 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-20 "Service de réanimation, Groupe hospitalier Paris Saint Joseph, France."), [Nicolas Pichon](https://pubmed.ncbi.nlm.nih.gov/?term=Pichon+N&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 21 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-21 "Intensive Care Unit, Centre Hospitalier de Brive-la-Gaillarde, France."), [Laurent Argaud](https://pubmed.ncbi.nlm.nih.gov/?term=Argaud+L&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 22 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-22 "Médecine Intensive Réanimation, Centre Hospitalier Universitaire Lyon, France."), [Isabelle Desmeulles](https://pubmed.ncbi.nlm.nih.gov/?term=Desmeulles+I&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 23 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-23 "Intensive Care Unit, Cotentin Public Hospital Center, Cherbourg-en-Cotentin, France."), [Fatma Kifouche](https://pubmed.ncbi.nlm.nih.gov/?term=Kifouche+F&cauthor_id=42766827)[ 1 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-1 "Médecine Intensive Réanimation, Centre Hospitalier de Versailles - Site André Mignot, Le Chesnay cedex, France.")[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France."), [Mohamed-Lyes Hassani](https://pubmed.ncbi.nlm.nih.gov/?term=Hassani+ML&cauthor_id=42766827)[ 1 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-1 "Médecine Intensive Réanimation, Centre Hospitalier de Versailles - Site André Mignot, Le Chesnay cedex, France.")[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France."), [Abdelmalek Boubekri](https://pubmed.ncbi.nlm.nih.gov/?term=Boubekri+A&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France."), [Thibault Vieille](https://pubmed.ncbi.nlm.nih.gov/?term=Vieille+T&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 24 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-24 "Service de Médecine Intensive Réanimation, CHU de Besançon, France."), [Mehdi Marzouk](https://pubmed.ncbi.nlm.nih.gov/?term=Marzouk+M&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 25 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-25 "Médecine Intensive Réanimation, Groupe Hospitalier d'Arras, France."), [Hugues Ravaux](https://pubmed.ncbi.nlm.nih.gov/?term=Ravaux+H&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 26 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-26 "Médecine Intensive Réanimation, Centre Hospitalier Universitaire de Tours, France."), [David Schnell](https://pubmed.ncbi.nlm.nih.gov/?term=Schnell+D&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 27 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-27 "Médecine Intensive Réanimation, Centre Hospitalier d'Angoulême, France."), [Hela Fourati](https://pubmed.ncbi.nlm.nih.gov/?term=Fourati+H&cauthor_id=42766827)[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 28 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-28 "Intensive Care Unit, Centre Hospitalier de Bourg-en-Bresse / Fleyriat, Bourg-en-Bresse, France; and."), [Gwenaelle Jacq](https://pubmed.ncbi.nlm.nih.gov/?term=Jacq+G&cauthor_id=42766827)[ 1 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-1 "Médecine Intensive Réanimation, Centre Hospitalier de Versailles - Site André Mignot, Le Chesnay cedex, France.")[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 29 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-29 "Université Paris-Saclay, UVSQ, Inserm, CESP, Villejuif, France."), [Stephane Legriel](https://pubmed.ncbi.nlm.nih.gov/?term=Legriel+S&cauthor_id=42766827)[ 1 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-1 "Médecine Intensive Réanimation, Centre Hospitalier de Versailles - Site André Mignot, Le Chesnay cedex, France.")[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-2 "IctalGroup, Le Chesnay, France.")[ 29 ](https://pubmed.ncbi.nlm.nih.gov/42766827/#full-view-affiliation-29 "Université Paris-Saclay, UVSQ, Inserm, CESP, Villejuif, France.") Affiliations Expand ### Affiliations * 1 Médecine Intensive Réanimation, Centre Hospitalier de Versailles - Site André Mignot, Le Chesnay cedex, France. * 2 IctalGroup, Le Chesnay, France. * 3 Réanimation Polyvalente, Centre Hospitalier Intercommunal Toulon La Seyne sur Mer, CEReSS, Aix-Marseille Université, France. * 4 Médecine Intensive Réanimation, Centre Hospitalier de la Rochelle, France. * 5 Université Bourgogne-Europe, CHU Dijon-Bourgogne, Service de Médecine Intensive-Réanimation, INSERM CIC-1432-Equipe Lipness UMR 1231, Dijon, France. * 6 Médecine Intensive Réanimation, Centre Hospitalier Universitaire de Nantes, France. * 7 Département d'Anesthésie et de Réanimation, Centre Hospitalier Universitaire Beaujon, France. * 8 Intensive Care Unit, Groupe Hospitalier Sud Ile de France, Melun, France. * 9 Service de Réanimation et Soins Continus, Centre Hospitalier de Roanne, France. * 10 Médecine Intensive Réanimation, Centre Hospitalier Universitaire de Grenoble, France. * 11 Médecine Intensive Réanimation, Centre Hospitalier de Béthune, France. * 12 Médecine Intensive Réanimation, Centre Hospitalier Universitaire de Brest, France. * 13 Médecine Intensive Réanimation, Centre Hospitalier de Cannes, France. * 14 Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Assistance Publique-Hôpitaux de Paris (AP-HP), Hôpitaux Universitaires Henri Mondor, Créteil, France. * 15 Université Paris Est Créteil, INSERM, IMRB, France. * 16 Faculté de Santé, Université Paris Est Créteil, France. * 17 École Nationale Vétérinaire d'Alfort, IMRB, Maisons-Alfort, France. * 18 GRCT OPTIMA, Université Paris Est Créteil, France. * 19 Service de réanimation Hôpital Foch, Suresnes, France. * 20 Service de réanimation, Groupe hospitalier Paris Saint Joseph, France. * 21 Intensive Care Unit, Centre Hospitalier de Brive-la-Gaillarde, France. * 22 Médecine Intensive Réanimation, Centre Hospitalier Universitaire Lyon, France. * 23 Intensive Care Unit, Cotentin Public Hospital Center, Cherbourg-en-Cotentin, France. * 24 Service de Médecine Intensive Réanimation, CHU de Besançon, France. * 25 Médecine Intensive Réanimation, Groupe Hospitalier d'Arras, France. * 26 Médecine Intensive Réanimation, Centre Hospitalier Universitaire de Tours, France. * 27 Médecine Intensive Réanimation, Centre Hospitalier d'Angoulême, France. * 28 Intensive Care Unit, Centre Hospitalier de Bourg-en-Bresse / Fleyriat, Bourg-en-Bresse, France; and. * 29 Université Paris-Saclay, UVSQ, Inserm, CESP, Villejuif, France. * PMID: **42766827** * DOI: [ 10.1212/WNL.0000000000218544 ](https://doi.org/10.1212/wnl.0000000000218544) Item in Clipboard Multicenter Study # Diagnostic Yield and Therapeutic Impact of Etiologic Investigations After Status Epilepticus: Insights From the ICTAL Registry Sébastien Repplinger et al. Neurology. 2026. Show det
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