Assessment of the Value of FAPI and FDG-PET-CT in Diagnosis of Acute Phase Peyronie's Disease (Hippocrates)
The Use of FAPI-PET/CT and FDG-PET/CT Scan in Acute and Chronic Phase Peyronie's Disease for Detection of Active Fibroblasts and Inflammation in the Penis - a Pilot Study
The goal of this clinical trial is to learn if FAPI-PET/CT and/or FDG-PET/CT scan is able to detect active fibroblast tissue and inflammation in patients with acute or chronic phase PD.
- Does FAPI PET/CT scan or FDG PET/CT scan show any uptake of inflammatory tissue in patients with Peyronie's disease
- Participants will undergo a FAPI PET/CT scan and FDG PET/CT scan after diagnosis of Peyronie's disease.
Studienübersicht
Status
Status
Bedingungen
Bedingungen
Intervention / Behandlung
Intervention / Behandlung
Detaillierte Beschreibung
The use of FAPI-PET/CT and FDG-PET/CT scan in acute or chronic phase Peyronie's disease for detection of active fibroblasts and inflammation in the penis - a pilot study
Rationale Peyronie's Disease (PD) causes curvature of the penis due to grow of fibroblasts, leading to an inflammatory reaction in the Tunica Albuginea. It's causing pain in the acute phase in 20-70% of men. New pharmaceutical therapies are being developed, but these are only suitable for the active phase of PD. It is difficult to differentiate between the active phase with inflammation and active fibrosis, and the chronic phase with end stage fibrosis. At this moment, this differentiation can only be done by taking the history of the patient and physical examination.
Having a diagnostic test that is able to distinguish between the active and chronic phase will be ground-breaking and will support the decision to prescribe the new pharmaceutical options in the future.
FAPI-PET/CT scan is able to show active fibroblasts in tumour tissue. Recent studies also showed that this imaging technique is able to detect active fibroblasts in benign diseases, like idiopathic retroperitoneal fibrosis.
FDG-PET/CT scan can visualise active fibroblasts and inflammation based on enhanced uptake of glucose inside the fibroblasts and other inflammatory cells
Objective To evaluate if FAPI-PET/CT and/or FDG-PET/CT scan is able to detect active fibroblast tissue and inflammation in patients with acute phase PD.
To evaluate if FAPI-PET/CT and/or FDG-PET/CT scan is able to show fibrotic tissue (chronic phase) in a different way to distinguish between acute phase PD and chronic phase PD.
Main trial endpoints Primary: Detection of active fibroblasts (uptake of FAPI) and/or inflammation (uptake of FDG) in the penis of PD patients with FAPI-PET/CT scan and FDG-PET/CT scan.
No detection of FAPI and/or FDG uptake in chronic fibrotic tissue.
Trial design Pilot study
Trial population Ten patients >18 years with PD diagnosis, new onset < 6 months, painful erections, curvature and palpable nodule. Ten patients diagnosed with chronic PD will be included.
Interventions FAPI-PET/CT scan and FDG-PET/CT.
Ethical considerations relating to the clinical trial including the expected benefit to the individual subject or group of patients represented by the trial subjects as well as the nature and extent of burden and risks Nature and extent of the burden and risks associated with participation, benefit and group relatedness: After diagnosis of PD a FAPI-PET/CT scan will be performed in UMCG and < 2 weeks, before or after this, a FDG-PET/CT scan in St. Antonius Hospital. The scans will be performed as soon as possible.
After diagnosis of PD in chronic phase a FAPI-PET/CT scan will be performed in UMCG and a FDG-PET/CT scan in St. Antonius Hospital.
Studientyp
Studientyp
Einschreibung (Geschätzt)
Einschreibung
Phase
Phase
- Phase 4
Kontakte und Standorte
Studienkontakt
Studienkontakt
- Name: Jeannette P Geelhoed, MSc
- Telefonnummer: +3119931803
- E-Mail: j.p.geelhoed@umcg.nl
Studienorte
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Utrecht
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Nieuwegein, Utrecht, Niederlande, 3435 CM
- Rekrutierung
- St Antoniusziekenhuis
-
Kontakt:
- Jeannette P Geelhoed, MSc
- Telefonnummer: +3119931803
- E-Mail: j.p.geelhoed@umcg.nl
-
-
Teilnahmekriterien
Zulassungskriterien
Zulassungskriterien
Studienberechtigtes Alter
Akzeptiert gesunde Freiwillige
Studienberechtigte Geschlechter
Beschreibung
Inclusion Criteria men >18 years of age
- mentally competent and understanding of benefits and potential burden of the study
- be able to sign written informed consent
- read and understand the Dutch language active phase:
- painful erections,
- with onset for < 6 months
- palpable nodule
- men >18 years of age chronic phase:
- Stable curvature of at least 6 months
- No painful erections for at least 6 months
- Palpable nodule
Exclusion Criteria:
- - Known other malignant disease
- For acute phase: Previous treatment for PD
- for chronic phase: Previous surgical treatment or treatment by injections for PD
Studienplan
Wie ist die Studie aufgebaut?
Designdetails
- Hauptzweck: Diagnose
- Zuteilung: N / A
- Interventionsmodell: Einzelgruppenzuweisung
- Maskierung: Keine (Offenes Etikett)
Anzahl der Arme
Waffen und Interventionen
Teilnehmergruppe / ArmTeilnehmergruppe / Arm |
Intervention / BehandlungIntervention / Behandlung |
|---|---|
|
Experimental: Pilot study, only 1 arm
|
1 dosage for PET/scan of 200 MBq |
Was misst die Studie?
Primäre Ergebnismessungen
Primäre Ergebnismessungen
Ergebnis Maßnahme |
Zeitfenster |
|---|---|
|
In first ten PD patients detection of active fibroblasts (uptake of FAPI) and/or inflammation (uptake of FDG) in the penis with PET/CT scan. In second ten PD Patients no detection of chronic fibrotic tissue with FAPI and/or FDG uptake with PET/CT scan.
Zeitfenster: From enrollment to after the second PET/CT scan. The PET/CT Scan will be performed within 2 weeks after enrollment in the active phase. At least 24 hours between the two PET/CT scans. No timelimit in the chronic phase for first PET/CT scan.
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From enrollment to after the second PET/CT scan. The PET/CT Scan will be performed within 2 weeks after enrollment in the active phase. At least 24 hours between the two PET/CT scans. No timelimit in the chronic phase for first PET/CT scan.
|
Mitarbeiter und Ermittler
Sponsor
Sponsor
Mitarbeiter
Mitarbeiter
Ermittler
Ermittler
- Studienleiter: Igle Jan de Jong, professor, University Medical Cener Groningen
Studienaufzeichnungsdaten
Haupttermine studieren
Studienbeginn (Tatsächlich)
Studienbeginn
Primärer Abschluss (Geschätzt)
Primärer Abschluss
Studienabschluss (Geschätzt)
Studienabschluss
Studienanmeldedaten
Zuerst eingereicht
Zuerst eingereicht
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst gepostet (Tatsächlich)
Zuerst gepostet
Studienaufzeichnungsaktualisierungen
Letztes Update gepostet (Tatsächlich)
Letztes Update gepostet
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Zuletzt verifiziert
Zuletzt verifiziert
Mehr Informationen
Begriffe im Zusammenhang mit dieser Studie
Schlüsselwörter
Zusätzliche relevante MeSH-Bedingungen
- Urogenitale Erkrankungen
- Genitalerkrankungen
- Psychische Störungen
- Genitalerkrankungen, männlich
- Männliche Urogenitalerkrankungen
- Bindegewebserkrankungen
- Sexuelle Dysfunktion, Physiologisch
- Sexuelle Dysfunktionen, Psychisch
- Peniserkrankungen
- Haut- und Bindegewebserkrankungen
- Erektile Dysfunktion
- Penisverhärtung
- 68GA-FAPI
Andere Studien-ID-Nummern
Andere Studien-ID-Nummern
- METc 2022/299
- 2024-518838-82-00 (Ctis)
- 2022-002770-82 (EudraCT-Nummer)
Arzneimittel- und Geräteinformationen, Studienunterlagen
Studiert ein von der US-amerikanischen FDA reguliertes Arzneimittelprodukt
Studiert ein von der US-amerikanischen FDA reguliertes Geräteprodukt
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