New PET scan tracer could spot keloids without a biopsy
NCT ID NCT07660406
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study is testing whether a special PET-CT scan using a radioactive tracer called 68Ga-RGD can help doctors diagnose keloids and see how well treatment is working. Keloids are raised scars that grow beyond the original wound, and current diagnosis relies on physical exams. The trial will enroll 30 adults with keloids to see if the scan matches clinical symptoms and lab tests. It is an early-phase study, so the results are not yet proven.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- 68Ga-RGD (a radioactive tracer injected intravenously for PET-CT imaging)
- What this could lead to
- If successful, this imaging method could provide a new way to diagnose keloids and monitor treatment effectiveness without invasive biopsies.
- What could go wrong
- This is an early-phase study with only 30 participants, so results may not apply to everyone. The tracer is experimental and its accuracy for keloid diagnosis is not yet proven.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
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About 30 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Aug 2024
- Expected to finish
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Oct 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: \- Patients with a clinical diagnosis of keloids Able to obtain informed consent Exclusion Criteria: \- Pregnant women, children, patients with allergies to contrast media Patients with claustrophobia
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Peking Union Medical College Hospital
RECRUITINGBeijing, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can an asthma drug tame stubborn keloid scars?
- Sound waves and herbs take on 'Non-Killing Cancer' of keloid scars
- Do future doctors know the skin risks of tattoos and piercings?
- Can a simple ointment before surgery lead to better scars?
- Plasma zaps scars: new device aims to smooth skin
- 7,000 volunteers needed to crack the genetic code of keloids.