Brain scans may sharpen diagnosis of cognitive disorders

NCT ID NCT06463093

Completed Diagnosis Sponsor: Central Hospital, Nancy, France Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at whether a special brain scan called 18F-FDG PET can help doctors tell the difference between cognitive problems caused by psychiatric conditions versus neurodegenerative diseases like Alzheimer's. Researchers studied 20 adults with cognitive impairment who had already received this scan as part of their care. They compared the diagnosis before and after the scan to see if it changed.

What this could mean

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

Active substance: 18F-FDG (a radioactive tracer used in PET scans)
What this could lead to: If successful, this could show that PET scans help doctors more accurately diagnose the cause of cognitive problems, leading to better patient care.
What could go wrong: This is a very small, completed study with only 20 participants, so results may not apply to everyone. It only looked at whether diagnosis changed, not long-term outcomes.

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.

cognitive disorder

As listed by the trial registrant

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

NEUROCOGNITIVE DISORDERS

Contacts and locations

Locations

Nancy's hospital

Vandœuvre-lès-Nancy, 54511, France

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