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Updated: Jun 10, 2026

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Transauricular Vagus Nerve Stimulation and Electroencephalographic Assessment in Disorders of Consciousness
Published on: July 11, 2025
Vagus nerve stimulation and the postictal state.
Kristl Vonck1, Robrecht Raedt, Paul Boon
1Reference Center for Refractory Epilepsy and Laboratory for Clinical and Experimental Neurophysiology, Department of Neurology, Ghent University Hospital, Gent, Belgium. Kristl.Vonck@UGent.be
Epilepsy & Behavior : E&B
|August 21, 2010
Summary
Vagus nerve stimulation (VNS) may improve the postictal state, a phase following seizures, potentially benefiting patients with related neuropsychiatric symptoms. Research suggests VNS mechanisms align with those influencing the postictal phase.
Area of Science:
- Neuroscience
- Neurology
- Epilepsy Research
Background:
- Vagus nerve stimulation (VNS) is a recognized therapy for refractory epilepsy.
- The impact of VNS on the postictal state is not well-documented in existing literature.
- VNS exhibits additional beneficial effects beyond seizure suppression.
Purpose of the Study:
- To investigate the effects of VNS on the postictal state.
- To explore the potential benefits of VNS for postictal neuropsychiatric symptoms.
- To examine the overlapping mechanisms between VNS and the postictal phase.
Main Methods:
- Review of clinical and experimental studies on VNS and epilepsy.
- Analysis of hypothesized mechanisms for postictal state initiation and sustainment.
- Comparison of VNS mechanisms with those implicated in the postictal phase.
Main Results:
- VNS may positively influence the postictal state.
- VNS-related effects show potential for managing postictal neuropsychiatric symptoms.
- Mechanisms of VNS action share similarities with factors involved in the postictal phase.
Conclusions:
- VNS presents a potential therapeutic avenue for the postictal state.
- Further research is warranted to elucidate the precise effects and mechanisms of VNS on postictal phenomena.
- VNS's multifaceted effects may extend to improving outcomes for patients experiencing postictal complications.

