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Prostate CancerPhase 2NCT05815316

18F-PSMA PET/MRI for the Diagnosis of Clinically Significant Prostate Cancer

A Phase 2 study testing 18F-PSMA-1007 in people with Prostate Cancer, run by IRCCS San Raffaele.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

This project aims to evaluate the role of fully hybrid PET/MRI with 18F-PSMA and multiparametric MR imaging (mpMRI) as one-stop approach for the diagnosis of clinically significant prostate cancer (csPCa). Read more about this study

Who is it for?
Ages 18 years and older, men only
Conditions the study is for
Prostate Cancer
What is being tested?
18F-PSMA-1007
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
No sites listed yet
Study dates
30 Apr 2023to 29 Apr 2026
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Men at least 18 years of age referred with clinical suspicion of prostate cancer candidate for prostate biopsy
  • Feasibility to undergo all procedures listed in protocol
  • Ability to provide written informed consent

Who cannot join

  • Prior diagnosis of prostate cancer
  • Contraindication to MRI (e.g. claustrophobia, pacemaker, estimated GFR lower or equal to 50mls/min)
  • Contraindication to prostate biopsy

About this study

Official title: Fully Hybrid 18F-PSMA PET/MRI as One-stop Approach for the Diagnosis of Clinically Significant Prostate Cancer

This project aims to evaluate the role of fully hybrid PET/MRI with 18F-PSMA and multiparametric MR imaging (mpMRI) as one-stop approach for the diagnosis of clinically significant prostate cancer (csPCa).

This prospective PET/MRI clinical evaluation will ideally reduce the number of false negative findings, while at the same time, allowing also to reduce the number of unnecessary prostate biopsies in patients with low-risk, clinically indolent PCa.

The demonstration that, compared to mpMRI alone, the use of PET/MRI with 18F-PSMA has a superior diagnostic accuracy in detecting men with csPCa will strongly support the inclusion of 18F-PSMA as pre-biopsy triage test, in addition to mpMRI in daily clinical practice.

Conditions
Prostate Cancer
Being tested
18F-PSMA-1007
Medical subject headings
Prostatic Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • 18F-PSMA-1007Drug

    (3S, 10S, 14S)-1-[4-[[(2S)-4-carboxy-3-[(2S)-4-carboxy-2-(6-[18F]fluoropyridin-3- amido)butanamido]butanamido]methyl]phenyl]-3- [(naphtalen-2-yl)methyl]-1,4,12-trioxo-2,5,11,13-tetraazahexadecane- 10,14,16-tricarboxilyc acid

Study groups in NCT05815316
Study groupRoleWhat they receive
18F-PSMA-1007ExperimentalAll patients undergo the same experimental procedure
Receives: Drug: 18F-PSMA-1007

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. To assess the accuracy and the predictive value of fully hybrid 18F-PSMA PET/MRI for the diagnosis of csPCa

    Diagnostic accuracy measured with sensitivity, specificity, positive and negative predicted value

    Measured: Biopsy at day 90 (+/-90)

  2. To compare the proportion of csPCa missed by 18F-PSMA PET scan or mpMRI alone

    The number of csPCa missed by PET and MR imaging when read independently

    Measured: Biopsy at day 90 (+/-90)

  3. To report the change in the detection of clinically insignificant PCa when combining mpMRI and 18F-PSMA PET, and consequently the proportion of unnecessary biopsies potentially spared.

    Only in patients with positive mpMRI and negative 18F-PSMA PET: The proportion of clinically insignificant PCa

    Measured: Biopsy at day 90 (+/-90)

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted18 Apr 2023
  2. Study start30 Apr 2023 (estimated)
  3. Primary completion31 Jul 2025 (estimated)
  4. Study completion29 Apr 2026 (estimated)

Why it stopped: error in the registration on clincialtrials.gov. The same clinical trial has been correctly registered with the identifier NCT 06305390

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Diagnosis
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05815316
Sponsor's protocol ID
RF-2021-12372278
Status last verified
Apr 2025
First submitted
21 Mar 2023
Last updated
13 Apr 2025
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing 18F-PSMA-1007 in people with Prostate Cancer, run by IRCCS San Raffaele.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: withdrawn, as of the sponsor's last update on 13 Apr 2025. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was withdrawn before enrolling participants, so there are no results.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

To assess the accuracy and the predictive value of fully hybrid 18F-PSMA PET/MRI for the diagnosis of csPCa (time frame: Biopsy at day 90 (+/-90)). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 13 Apr 2025.

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