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Utility of 18F-rhPSMA-7.3 in the Diagnosis of Prostate Cancer After Focal Gland Treatment

Utility of 18F-rhPSMA-7.3 in the Diagnosis of Prostate Cancer After Focal Gland Treatment

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07011342
Acronym
SCOUT
Enrollment
70
Registered
2025-06-08
Start date
2025-10-01
Completion date
2028-11-01
Last updated
2026-03-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prostate Cancer

Keywords

PSMA-PET

Brief summary

To evaluate the effectiveness of a PSMA-PET scan in identifying recurrent prostate cancer after focal therapy

Detailed description

PSMA is a protein that is highly expressed in prostate cancer cells, making it an excellent specific target for imaging with PET scans that can provide detailed information about the location, extent and aggressiveness of prostate cancer lesions. These scans have proven invaluable for identifying and characterizing prostate cancer, aiding in treatment planning, and Monitoring treatment response. It's true and fully utility in focal therapy for prostate cancer is unknown.

Interventions

Utility of 18F-rhPSMA-7.3 in the diagnosis of prostate cancer after Focal Gland Treatment (SCOUT)

Sponsors

Hackensack Meridian Health
Lead SponsorOTHER
Blue Earth Diagnostics
CollaboratorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
DIAGNOSTIC
Masking
NONE

Eligibility

Sex/Gender
MALE
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Adult males 18 years or older; * Patient must have a pre-treatment MRI; * Patient underwent SOC focal therapy with either focal or hemiablation for the treatment of intermediate risk prostate cancer in the past 9 months prior to enrollment; * Intermediate risk disease as defined by American Urology Academy (AUA)/National Comprehensive Cancer Network (NCCN) guidelines (see Appendix A) * Life Expectancy of 10 years or more; * Underwent standard template biopsy before treatment with a minimum of 2 cores into the MRI visible lesion if lesion was present; * Patient understands the purpose of the trial and procedures required for the trial, and can provide signed informed consent as which includes compliances with the requirements and restrictions listed in the informed consent form (ICF) and in the study protocol; and * Ability to adhere to the study visit schedule and all the protocol requirements, including surveillance imaging and test specimen (blood sample) collection at specified time points.

Exclusion criteria

* Patients under the age of 18 will be considered pediatric patients and will not be included in this study because they are thought to represent a unique population outside the scope of this study as it is aimed at identifying factors that affect adults only. * Patients previously treated with whole gland ablation or prior partial gland ablation over 9 months prior to enrollment.

Design outcomes

Primary

MeasureTime frameDescription
To evaluate the effectiveness of PSMA-PET scan in identifying recurrent prostate cancer after focal therapyApproximately 1 year after SOC focal therapy.All patients will get a biopsy to assess the effectiveness of treatment at 1 year, which is standard protocol at our institutions (all patients undergo biopsy at year 1 and 3 at our institutions). The post-treatment PSMA-PET scan will be correlated to 1-year biopsy results to study the utility of such a scan. Recurrence is defined by a positive PSMA-PET scan and positive biopsy in the area of PET scan tracer uptake at 1 year after SOC focal treatment.

Secondary

MeasureTime frameDescription
To report the sensitivity and specificity in evaluating PSMA-PET scanApproximately 1 year after SOC focal therapy.Sensitivity and specificity will be reported under the ROC and AUC analysis.

Countries

United States

Contacts

CONTACTOncology Clinical Research Referral Office
OncologyResearchReferral@hmhn.org551-996-1777
PRINCIPAL_INVESTIGATORNitin Yerrman, MD

Hackensack Meridian Health

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 24, 2026