Status:

RECRUITING

Salvage Stereotactic Body Radiotherapy of the Prostate Bed for Biochemical Recurrence After Radical Prostatectomy.

Lead Sponsor:

Jules Bordet Institute

Conditions:

Prostate Cancer

Eligibility:

MALE

18+ years

Phase:

NA

Brief Summary

This is a a randomized phase II/III trial comparing salvage SBRT with standard of care (SOC) regimens for patients with a persistent detectable PSA or biochemical progression during follow-up after ra...

Detailed Description

This is a multicentric randomized seamless phase II/III study comparing SBRT to conventional RT or moderately hypofractionated RT on the prostate bed. All subjects will be randomly assigned in a 1:1 ...

Eligibility Criteria

Inclusion

  • INCLUSION CRITERIA
  • Localized adenocarcinoma (cN0M0) of the prostate treated primarily with radical prostatectomy with definitive intent.
  • Either persistent PSA after prostatectomy (PSA ≥ 0.1 ng/mL at least 6 weeks after prostatectomy), or biochemical progression (two consecutive rising PSA amounts with a PSA \>0.1 ng/mL , or three consecutive PSA rises)
  • WHO PS 0-1
  • Age ≥18 years
  • Ability to understand and willingness to sign a study-specific informed consent prior to study entry
  • Ability to understand and answer the EPIC-26 form in one of the languages available
  • EXCLUSION CRITERIA
  • Patients with a pT4 tumor at prostatectomy
  • Patients with previously pathologically confirmed N1
  • Patients with macroscopically involved margin at surgery (R2)
  • Patients with a history of distant metastases
  • Patients with a recurrence visible on imaging (local, pelvic, or distant). Pelvic nodes with a small diameter \>1cm and/or positive on PSMA without other explanation, are considered as a pelvic recurrence.
  • Latest PSA \> 2ng/ml
  • Patients with a IPSS \>20
  • Gleason 10 tumor
  • Prior history of high-intensity focused ultrasound ablation (HIFU), cryosurgery or brachytherapy of the prostate
  • Prior pelvic radiotherapy
  • Prior hormonal therapy started more than 6 weeks before randomization
  • History of inflammatory bowel disease, ataxia telangiectasia, prior rectal or bladder surgery.
  • Other active malignancy, except non-melanoma skin cancer, superficial bladder cancer, or malignancies with a documented disease-free survival for a minimum of 3 years before randomization.

Exclusion

    Key Trial Info

    Start Date :

    December 10 2024

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ESTIMATED

    End Date :

    February 1 2032

    Estimated Enrollment :

    284 Patients enrolled

    Trial Details

    Trial ID

    NCT06523634

    Start Date

    December 10 2024

    End Date

    February 1 2032

    Last Update

    January 6 2026

    Active Locations (12)

    Enter a location and click search to find clinical trials sorted by distance.

    Page 1 of 3 (12 locations)

    1

    AZorg

    Aalst, Belgium

    2

    GZA Ziekenhuis ZAS Kempenstraat

    Antwerp, Belgium

    3

    Ziekenhuis Aan de Stroom (ZAS)

    Antwerp, Belgium

    4

    AZ Sint Jan

    Bruges, Belgium