Brain scan may reveal Parkinson's before symptoms worsen

NCT ID NCT02488395

Completed Diagnosis Sponsor: Institut National de la Santé Et de la Recherche Médicale, France Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether a brain scan (fMRI) can detect early signs of Parkinson's disease by looking at a part of the brain called the superior colliculus. Researchers compared newly diagnosed Parkinson's patients (not yet on medication) with healthy volunteers. The goal is to find a new way to diagnose Parkinson's earlier.

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 this works, it could point toward a new way to diagnose Parkinson's disease earlier, before symptoms get worse.
What could go wrong: This is a very small, early study with only 23 people. It's looking for a brain signal, not testing a treatment, so it may not lead to a practical test.

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

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Conditions

The condition(s) this trial relates to.

Parkinson disease

As listed by the trial registrant

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

PARKINSON'S DISEASE

Contacts and locations

Locations

CHU de Grenoble

Grenoble, Isere, 38000, France
Grenoble Institute of Neurosciences

Grenoble, Isere, 38000, France
IRMAGE

Grenoble, Isere, 38000, France

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