Scientists probe why rheumatic pain feels different for everyone
NCT ID NCT07829497
First seen Sep 21, 2026 · Last updated Sep 21, 2026
Summary
Researchers want to understand the different ways pain works in people with rheumatic diseases such as lupus, rheumatoid arthritis, and Sjogren's syndrome. The study enrolls up to 225 people aged 9 to 85 who have or may have a rheumatic disease, plus healthy volunteers matched by age and sex. Participants answer questionnaires and undergo bedside sensory testing with light touch, vibration, heat, cold, pressure, and sharp sensations to map their pain patterns. The goal is to link these pain profiles to disease activity and quality of life, which could help doctors tailor pain treatment in the future.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- bedside quantitative sensory testing
- What this could lead to
- If researchers can map distinct pain types in rheumatic diseases, doctors may one day match treatments to each person's specific pain mechanism.
- What could go wrong
- This observational study does not test a treatment, so it will not directly relieve pain. It may not find clear pain patterns, and results from 225 people may not apply to everyone with rheumatic diseases.
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.
- Participants
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About 225 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Jun 2036
An estimate. End dates often move.
- Lead sponsor
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A government research agency
The lead sponsor is the US National Institutes of Health.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
The study team will contact participants who are 9 years and older and are enrolled in NIH protocols 01-AR-0227, 94-AR-0066, and 11-AR-0223, because affected participants in this study must have an established or suspected rheumatologic disease and must also be co-enrolled in one of these protocols. Healthy volunteers may include family members of participants enrolled in these studies. Potential participants may also be identified through the Office of Patient Recruitment, direct outreach to local rheumatologists, internists, and university hospital clinics, or referrals from health care providers. However, these individuals must first be enrolled in one of the NIH protocols listed above before joining this study.
- Ages
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9 to 85 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
* INCLUSION CRITERIA Inclusion Criteria for Subjects Suspected or Diagnosed with Rheumatic Diseases In order to be eligible to participate in this study, an individual must meet all of the following criteria: 1. Stated willingness to comply with all study procedures and availability for the duration of the study 2. Aged 9-85 years 3. Diagnosed or suspected of having a rheumatic disease. 4. Ability of the subject to understand and the willingness to sign a written informed consent document or assent. 5. Must be enrolled in one of the NIAMS protocols (01-AR-0227, 94-AR-0066, 11-AR-0223) 6. To be able to answer PRO questionnaires in either English and/or Spanish languages. Inclusion Criteria Healthy Volunteers 1. Stated willingness to comply with all study procedures and availability for the duration of the study 2. Aged 9-85 years 3. No known history of a rheumatic disease or any other chronic medical illness. 4. Ability of the subject to understand and the willingness to sign a written informed consent document or assent. 5. To be enrolled in either of the ongoing NIAMS protocols 01-AR-0227, 94-AR-0066, or 11-AR-0223. 6. To be able to answer PRO questionnaires in either English and/or Spanish languages. EXCLUSION CRITERIA An individual who meets any of the following criteria will be excluded from participation in this study: 1. Treatment with investigational drug or other investigational intervention while enrolled in this study. 2. Any physical exam finding that precludes bedside QST. 3. Developmental delay or cognitive impairment that interfere with following or understanding the test instructions. 4. Subjects using illicit or street drugs will be excluded. Subjects taking prescribed pain medications will not be excluded. 5. Any chronic medical condition that may hinder participation in the study as determined by the study PI.
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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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National Institutes of Health Clinical Center
Bethesda, Maryland, 20892, United States
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