Scientists hunt for long COVID fingerprints in the brain and blood

NCT ID NCT06528171

Recruiting now Knowledge-focused Sponsor: Centre Hospitalier Universitaire de Nice Source: ClinicalTrials.gov ↗

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

Summary

This study looks for specific signs of long COVID in the brain and blood. Researchers will compare people with and without long COVID symptoms using brain scans and blood tests. The goal is to find objective markers that could help doctors diagnose long COVID more reliably.

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 lead to a diagnostic test for long COVID, helping doctors identify and monitor the condition more accurately.
What could go wrong: This is an observational study, not a treatment trial. It may not find clear biomarkers, and results may not apply to all long COVID patients.

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.

long COVID-19 post-COVID-19 disorder

As listed by the trial registrant

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

COVID LONG-HAUL

Contacts and locations

Locations

CHU de NICE
RECRUITING

Nice, 06200, France

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