Ontwikkeling van FAPI PET als een niet-invasieve biomarker van longfibrogenese
The goal of this clinical trial is to gain more information about how fibroblast activation protein inhibitor (FAPI) binds to a certain type of cells in fibrotic lung tissue and how this information can be used to better diagnose and track fibrotic lung disease activity.
Participants will undergo up to 4 PET/MRI scans using the FAPI radiotracer.
Studie Overzicht
Toestand
Conditie
Interventie / Behandeling
Gedetailleerde beschrijving
Researchers aim to develop a non-invasive PET/MRI imaging tool using FAPI as a PET radiotracer and MRI to assess the presence and extent of fibrogenesis (the process that leads to fibrosis and scarring) in the lungs.
Studietype
Inschrijving (Geschat)
Fase
- Fase 2
Contacten en locaties
Studiecontact
- Naam: Radiology Studies
- Telefoonnummer: 608-282-8349
- E-mail: Radstudy@uwhealth.org
Studie Locaties
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Wisconsin
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Madison, Wisconsin, Verenigde Staten, 53705
- Werving
- University of Wisconsin - Madison
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Hoofdonderzoeker:
- Ali Pirasteh, MD
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Contact:
- Stephanie Wilson
- E-mail: SWilson8@uwhealth.org
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Onderonderzoeker:
- Julius Heidenreich, MD
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Onderonderzoeker:
- Nathan Sandbo, MD
-
-
Deelname Criteria
Geschiktheidscriteria
Leeftijden die in aanmerking komen voor studie
Accepteert gezonde vrijwilligers
Geslachten die in aanmerking komen voor studie
Beschrijving
Inclusion Criteria:
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Age 18 years or older
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Able and willing to provide informed consent
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Group A: Clinically evaluated for need for initiation of new treatment (in patients not on current treatment), initiation of change in current treatment, or addition of new treatment (to any current treatment) in the setting of fibrotic hypersensitivity pneumonitis (HSP) or idiopathic pulmonary fibrosis (IPF), per standard of clinical care at UW Health.
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Group B: Clinically evaluated and stable without need for initiation of new treatment (in patients not on current treatment), initiation of change in current treatment, nor addition of new treatment (to any current treatment) in the setting of fibrotic hypersensitivity pneu-monitis (HSP) or idiopathic pulmonary fibrosis (IPF), per standard of clinical care at UW Health.
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Crossover (Group B to A): Enrolled in Group B and found at next SOC clinical follow up to have need for initiation of new treatment (in patients not on current treatment), initiation of change in current treatment, or addition of new treatment (to any current treatment) in the setting of fibrotic hypersensitivity pneumonitis (HSP) or idiopathic pulmonary fibrosis (IPF), per standard of clinical care at UW Health.
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Willing and able to undergo PET/MRI.
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Participants requiring intravenous (IV) conscious sedation for imaging are not eligible; participants requiring mild, oral anxiolytics for the clinical MRI will be allowed to participate as long as the following criteria are met:
- The subject has their own prescription for the medication
- Informed consent is obtained prior to the self-administration of this medication
- They come to the research visit with a driver
Exclusion Criteria:
- Participant is unable or unwilling to provide informed consent
- Participant is pregnant
- Participant with contraindication(s) to or inability to undergo PET/MRI
- Participants with contraindications to GBCA will be asked to undergo research imaging without the use of contrast. Contraindications may be severe kidney disease or previously documented GFR < 30 ml/min/1.73 m2
Studie plan
Hoe is de studie opgezet?
Ontwerpdetails
- Primair doel: Diagnostisch
- Toewijzing: Niet-gerandomiseerd
- Interventioneel model: Parallelle opdracht
- Masker: Geen (open label)
Wapens en interventies
Deelnemersgroep / Arm |
Interventie / Behandeling |
|---|---|
|
Experimenteel: Group A - 3 scans
Participants undergo three PET/MRI scans using the FAPI radiotracer. They will have 3 research visits, and each visit may last up to 2.5 hours. |
radioactive substance called a "tracer" injected into the arm positron emission tomography (PET) takes pictures of inside of the body |
|
Experimenteel: Group B - 2 scans
Participants undergo two PET/MRI scans using the FAPI radiotracer. They will have 2 research visits, and each visit may last up to 2.5 hours. |
radioactive substance called a "tracer" injected into the arm positron emission tomography (PET) takes pictures of inside of the body |
|
Experimenteel: Group B Crossover
Participants undergo two additional PET/MRI scans using the FAPI radiotracer. They will have 2 additional research visits, and each visit may last up to 2.5 hours. |
radioactive substance called a "tracer" injected into the arm positron emission tomography (PET) takes pictures of inside of the body |
Wat meet het onderzoek?
Primaire uitkomstmaten
Uitkomstmaat |
Maatregel Beschrijving |
Tijdsspanne |
|---|---|---|
|
Change in FAPI uptake
Tijdsspanne: Baseline to 6 months
|
FAPI uptake of fibrotic lesions as measured by Standardized Uptake Value (SUV). SUV quantifies the tracer uptake, helping to differentiate between normal and abnormal tissues and assess the extent of tumor activity. |
Baseline to 6 months
|
Medewerkers en onderzoekers
Sponsor
Onderzoekers
- Hoofdonderzoeker: Ali Pirasteh, MD, University of Wisconsin, Madison
Studie record data
Bestudeer belangrijke data
Studie start (Werkelijk)
Primaire voltooiing (Geschat)
Studie voltooiing (Geschat)
Studieregistratiedata
Eerst ingediend
Eerst ingediend dat voldeed aan de QC-criteria
Eerst geplaatst (Werkelijk)
Updates van studierecords
Laatste update geplaatst (Werkelijk)
Laatste update ingediend die voldeed aan QC-criteria
Laatst geverifieerd
Meer informatie
Termen gerelateerd aan deze studie
Trefwoorden
Aanvullende relevante MeSH-voorwaarden
Andere studie-ID-nummers
- 2025-0489
- A539300 (Andere identificatie: UW Madison)
- SMPH/RADIOLOGY/RADIOLOGY (Andere identificatie: UW Madison)
- Protocol Version 2/5/26 (Andere identificatie: UW Madison)
Plan Individuele Deelnemersgegevens (IPD)
Bent u van plan om gegevens van individuele deelnemers (IPD) te delen?
Informatie over medicijnen en apparaten, studiedocumenten
Bestudeert een door de Amerikaanse FDA gereguleerd geneesmiddel
Bestudeert een door de Amerikaanse FDA gereguleerd apparaatproduct
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