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Prostate CancerPhase 1NCT03793543

Test-Retest Reproducibility of 18F-DCFPyL PET/CT in the Evaluation of Patients With Metastatic Prostate Cancer

A Phase 1 study testing 18F-DCFPyL Injection in people with Prostate Cancer, run by Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

In this study, the investigators intend to validate 18F-DCFPyL test-retest reproducibility in metastatic lesions, in order to investigate whether it serves as a reliable response assessment tool, both to interpret existing studies and to design future longitudinal trials. 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-DCFPyL Injection
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
23 participants
Where
1 siteUnited States
Study dates
27 Mar 2019to 15 Oct 2021
Phase
Phase 1
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

  • Willing and able to provide written informed consent
  • History of histologically or cytologically confirmed adenocarcinoma of the prostate without neuroendocrine differentiation or small cell histology
  • Patients with metastatic castration-sensitive (CSPC) or castration-resistant prostate cancer (CRPC) with evidence of metastatic disease on conventional imaging with CT or bone scan.
  • Prior docetaxel-based chemotherapy is permitted
  • Documented metastatic prostate cancer progression as assessed by the treating oncologist with either one or both of the following and has not initiated a new therapy after determination of progression: Rising PSA over a minimum 1-week interval and/or radiographic progression in soft tissue and bone metastases (combination of bony and soft tissue metastases)
  • Eastern Cooperative Oncology Group (ECOG) performance status of ≤ 2

Who cannot join

  • Serious or uncontrolled co-existent non-malignant disease, including active and uncontrolled infection
  • Administered a radioisotope ≤5 physical half-lives prior to the date of study PET/CT
  • Administered IV X-ray contrast medium ≤24 hours prior to the date of study PET/CT
  • Administered oral contrast medium ≤120 hours prior to the date of study PET/CT
  • Condition or situation which, in the investigator's opinion, may put the patient at significant risk, may confound the study results, or may interfere significantly with patient's participation in the study

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Johns Hopkins University

    Baltimore, Maryland, 21287

Other trials in United States

About this study

Official title: Test-Retest Reproducibility of 18F-DCFPyL PET/CT in the Evaluation of Patients With Metastatic Prostate Cancer - an Interscan Variability and Intraobserver Agreement Study

In this study, the investigators intend to validate 18F-DCFPyL test-retest reproducibility in metastatic lesions, in order to investigate whether it serves as a reliable response assessment tool, both to interpret existing studies and to design future longitudinal trials.

Read the detailed description

The investigators will image patients with widely metastatic castration-sensitive (CSPC) or castration-resistant prostate cancer (CRPC) using 18F-DCFPyL-PET/CT for detection of tumor burden and perform a lesion-based head-to-head comparison with a subsequent near-term (one to seven days) 18F-DCFPyL-PET/CT follow-up scan, to assess test-retest reproducibility of this second-generation PSMA-targeted compound. Second, as it has not been specifically investigated with this compound before, intra-observer agreement as well as inter-scan variability will be assessed.

Conditions
Prostate Cancer
Being tested
18F-DCFPyL Injection
Keywords
J18127 PSMA PyL 18F-DCFPyL PET/CT
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-DCFPyL InjectionDrug

    A single dose of 9±1 mCi (333±37 MBq) IV injection of 18F-DCFPyL

Study groups in NCT03793543
Study groupRoleWhat they receive
18F-DCFPyL InjectionExperimental9±1 mCi (333±37 MBq) IV injection of 18F-DCFPyL
Receives: Drug: 18F-DCFPyL Injection

What is being measured

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

  1. Change in number of metastatic lesions detected on on 18F-DCFPyL PET/CT from baseline

    Change in number of metastatic lesions detected on 18F-DCFPyL PET/CT at baseline with a subsequent near-term 18F-DCFPyL PET/CT scan.

    Measured: Change from baseline to up to 4 weeks

  2. Test the intraobserver agreement as assessed by percentage of scans that are read the same on second read

    The scans of every patient completing the 2 imaging time points will be reread by the same reader about 4 weeks after the first reading.

    Measured: 3 years

Timeline

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

  1. First posted4 Jan 2019
  2. Study start27 Mar 2019
  3. Primary completion6 Mar 2020
  4. Study completion15 Oct 2021

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 1
Primary purpose
Diagnosis
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
23 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03793543
Sponsor's protocol ID
J18127
Other IDs
IRB00174393
Status last verified
Mar 2021
First submitted
2 Jan 2019
Last updated
15 Dec 2021
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Publications

  • Werner RA, Lutje S, Habacha B, Bundschuh L, Higuchi T, Buck AK, Kosmala A, Lapa C, Essler M, Lodge MA, Pienta KJ, Eisenberger MA, Markowski MC, Gorin MA, Pomper MG, Rowe SP, Bundschuh RA. Test-retest repeatability of organ uptake on PSMA-targeted 18 F-DCFPyL PET/CT in patients with prostate cancer. Prostate. 2023 Sep;83(12):1186-1192. doi: 10.1002/pros.24577. Epub 2023 May 21.

    PubMed 37211963
  • Werner RA, Habacha B, Lutje S, Bundschuh L, Higuchi T, Hartrampf P, Serfling SE, Derlin T, Lapa C, Buck AK, Essler M, Pienta KJ, Eisenberger MA, Markowski MC, Shinehouse L, AbdAllah R, Salavati A, Lodge MA, Pomper MG, Gorin MA, Bundschuh RA, Rowe SP. High SUVs Have More Robust Repeatability in Patients with Metastatic Prostate Cancer: Results from a Prospective Test-Retest Cohort Imaged with 18F-DCFPyL. Mol Imaging. 2022 Feb 23;2022:7056983. doi: 10.1155/2022/7056983. eCollection 2022.

    PubMed 35283693

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing 18F-DCFPyL Injection in people with Prostate Cancer, run by Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins at 1 site in United States.

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 6 inclusion and 5 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: finished, as of the sponsor's last update on 15 Dec 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

Change in number of metastatic lesions detected on on 18F-DCFPyL PET/CT from baseline (time frame: Change from baseline to up to 4 weeks). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03793543, which also lists 2 linked publications.

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 15 Dec 2021.

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