Ultrasound clue vanishes days after steroids start in artery disease
NCT ID NCT07060274
First seen Jul 17, 2026 · Last updated Jul 17, 2026
Summary
This study tracks how fast the 'halo sign' — a key ultrasound marker of inflamed arteries — disappears after starting steroid treatment in people with giant cell arteritis, a rare disease that can cause blindness. Researchers will scan the temporal arteries of 64 newly diagnosed patients before steroids and again at 3, 7, and 15 days. The goal is to find the best time window for accurate diagnosis using this quick, non-invasive test.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- corticosteroid therapy (standard treatment for giant cell arteritis)
- What this could lead to
- If successful, this could help doctors know the best window to perform temporal artery ultrasound for diagnosing giant cell arteritis, potentially speeding up treatment and preventing blindness.
- What could go wrong
- This is a small observational study, not a treatment trial. The findings may not apply to all patients or change current guidelines.
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.
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: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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CHU Caen Normandie
NOT_YET_RECRUITINGCaen, 14000, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
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CHU Dijon - Hôpital François Mitterrand
NOT_YET_RECRUITINGDijon, 21000, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
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CHU Nantes
RECRUITINGNantes, 44000, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
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CHU d'Angers
RECRUITINGAngers, 49100, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
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Centre Hospitalier du Mans
RECRUITINGLe Mans, Sarthe, 72000, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
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Groupe hospitalier La Rochelle-Ré-Aunis
RECRUITINGLa Rochelle, 17000, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- New drug combo aims to tame blood vessel inflammation
- Could 8 weeks of steroids be enough? new trial aims to cut treatment time for GCA
- New ultrasound method could predict relapses in rare artery disease
- Which drug protects the heart better in giant cell arteritis?