Hidden clues on CT: three signs that may pinpoint the nerve behind sciatica pain
NCT ID NCT07690449
First seen Jul 08, 2026 · Last updated Jul 09, 2026 · Updated 1 time
Summary
This study examines whether three specific signs seen on CT scans — nerve-root swelling, tissue infiltration around the nerve, and increased density of the nerve — can identify the exact nerve root causing sciatica. Researchers reviewed planning CT scans from 400 adults with low-back and leg pain who were scheduled for CT-guided steroid injections. If these signs prove reliable, they could help doctors decide where to inject treatment more precisely.
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 these CT signs reliably point to the painful nerve root, doctors could better target treatments like steroid injections, potentially improving outcomes for people with sciatica.
- What could go wrong
- This is a small, single-center retrospective study, so results may not apply to all patients. The signs are not yet proven to be accurate or useful in routine care.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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CHU NICE
RECRUITINGNice, Alpes Maritimes, 06000, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact Phone: •••-•••-•••• Email: •••••@•••••
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