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Sleep and seizures: new study probes why stroke triggers epilepsy in some patients

NCT ID NCT05864547

Knowledge-focused Sponsor: Norwegian University of Science and Technology Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jul 07, 2026 · Last updated Jul 08, 2026 · Updated 1 time

Summary

This observational study investigates why some people develop epilepsy after a stroke, while others do not. Researchers will compare first-time stroke patients with healthy volunteers using brain imaging (MRI), electrical brain recordings (EEG), and overnight sleep studies. The goal is to uncover factors—including sleep patterns—that may predispose someone to post-stroke epilepsy.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this could help identify stroke patients at high risk for epilepsy and point toward preventive strategies.
What could go wrong
This is a small observational study, so findings may not apply to all stroke patients. It aims to understand causes, not test a treatment.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 30 people

The number the study aims to enrol. It can still change while the study runs.

Started

May 2023

Expected to finish

Dec 2030

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

First time stroke patients with capacity to consent and who can undergo MR imaging, admitted to the stroke unit at St. Olavs hospital.

Ages

18 to 85 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * First time stroke patients with capacity to consent, admitted to the stroke unit at St. Olavs hospital. * Modified Rankin Scale (mRS) ≤ 2 before the stroke Exclusion Criteria: * Previous stroke or brain surgery * Traumatic brain injuries * Neurodegenerative diseases * Brain tumors * Epilepsy before the stroke * Hydrocephalus * Aphasia * Serious psychiatric disorders * MRI incompatibility and claustrophobia

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Conditions

The condition(s) this trial relates to.

brain disorder central nervous system disorder cerebrovascular disorder epilepsy nervous system disorder stroke disorder structural epilepsy vascular disorder visual epilepsy

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Epilepsy Post stroke epilepsy Seizures Stroke

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • St. Olavs Hospital Stroke Unit

    RECRUITING

    Trondheim, Norway

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