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Updated: Aug 9, 2025

Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale
Published on: August 25, 2014
Is NORSE a meaningful clinical entity?
Nicolas Gaspard1, Simon Shorvon2
1Service de Neurologie, Hôpital Universitaire de Bruxelles - Hôpital Erasme, Bruxelles, Belgium; Department of Neurology, Yale University, New Haven, CT, USA.
This article explores whether Neonatal-Onset Refractory Status Epilepticus Syndrome (NORSE) is a distinct clinical diagnosis. It presents arguments from a key epilepsy colloquium, aiding understanding of NORSE
Area of Science:
- Neurology
- Clinical Neuroscience
- Epileptology
Background:
- Status epilepticus and acute seizures are critical neurological events.
- The classification and definition of specific epilepsy syndromes remain an area of active research and debate.
- The 8th London-Innsbruck Colloquium focused on advancing understanding of these conditions.
Purpose of the Study:
- To summarize the debate on whether Neonatal-Onset Refractory Status Epilepticus Syndrome (NORSE) constitutes a meaningful clinical entity.
- To present the arguments for and against the recognition of NORSE as a distinct syndrome.
- To contribute to the ongoing discussion within the epilepsy community regarding syndrome definition.
Main Methods:
- The study summarizes arguments presented at the 8th London-Innsbruck Colloquium on Status Epilepticus and Acute Seizures.
- It involves a review and synthesis of the pro and con positions regarding NORSE.
- The content is derived from proceedings of a specialized scientific meeting.
Main Results:
- The article presents a balanced overview of the debate surrounding NORSE.
- It highlights the key points of contention regarding its definition and clinical utility.
- The findings reflect the current discourse on classifying complex epileptic conditions.
Conclusions:
- The debate on NORSE as a meaningful clinical entity is ongoing.
- Further discussion and research are needed to solidify its place in clinical classification.
- This summary serves as a reference for the current state of understanding regarding NORSE.
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