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Adenocarcinoma of the ProstateSTEREO-RMLNCT04909294

Evaluation of the Efficacy and the Safety of a Stereotaxic Prostatic Radiotherapy Delivered With Linac MRI, in Patients With Prostate Adenocarcinoma

A study testing Stereotactic Radiotherapy with Linac MRI in people with Adenocarcinoma of the Prostate, run by Centre Georges Francois Leclerc at 1 site in France.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record
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Trial summary

Stereotaxic prostatic radiotherapy on Linac MRI, with monitoring of movements of the pelvic organs per fraction on the prostate in real time, in 4 sessions, with integrated boost on the index tumor (if it is visible on the diagnostic MRI), could reduce the digestive, urinary and sexual toxicities accumulated at 5… Read more about this study

Who is it for?
Ages 18 to 85 years, men only
Conditions the study is for
Adenocarcinoma of the Prostate
What is being tested?
Stereotactic Radiotherapy with Linac MRI
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
68 participants
Where
1 siteFrance
Study dates
1 Oct 2020to 1 Oct 2030
Phase
Interventional
Are there results?
Not yet: the study is under way

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 to 85 years
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • prostate adenocarcinoma
  • WHO performance index ≤ 1
  • Patient presenting one of the following cases:
  • Low risk: ≤ T2a and Gleason 6 (3 + 3) and PSA <10 ng / ml
  • Intermediate risk: T2b-T2c or Gleason 7 or PSA <15 ng / ml
  • High localized risk: T3a and Gleason ≤7 and PSA <15 ng / ml
Show all 14Show fewer
  • Disease presenting a risk of lymph node involvement <15%
  • Absence of pelvic or lumbar aortic lymphadenopathy
  • Absence of bone or visceral metastasis
  • IPSS score <15 or ≤ 7
  • Prostate volume estimated by MRI or ultrasound < 90cc
  • If hormonotherapy, hormone therapy must not have started for more than 60 days before inclusion.
  • Absence of prior pelvic radiotherapy
  • No surgical treatment for prostate cancer

Who cannot join

  • Prostate cancer of histology other than adenocarcinoma
  • Contraindication to MRI including, but not limited to, patients with a pacemaker or defibrillator
  • Patient diagnosed N1 during imaging workup or pN1
  • Serum PSA level ≥ 15 ng / ml
  • IPSS score ≥ 15 or IPSS score> 7 if alpha blocking urological treatment in progress
  • Prostate volume estimated on MRI or ultrasound> 90 cc
Show all 17Show fewer
  • Involvement of seminal vesicles on MRI
  • History of cancer in the 5 years preceding entry into the trial
  • History of transurethral resection of the prostate less than 6 months compared to the expected date of start of radiotherapy
  • rectal surgery
  • pelvic irradiation
  • Patient treated with antineoplastic or medication which may include Methotrexate
  • Hormone therapy started for more than 60 days at the time of inclusion
  • Severe uncontrolled hypertension
  • Patient followed or treated for severe or unstable angina, or having presented a myocardial infarction in the 6 months preceding the randomization
  • Patient on immunosuppressant
  • Patient with known hypersensitivity to gadoteric acid, meglumine or any drug containing gadolinium

Trial locations and contacts

1 site in 1 country.

France1 site
  • Centre Georges François Leclerc

    Dijon, 21000

Other trials in France

About this study

Official title: Multicenter Phase II Study Evaluating the Efficacy and Safety of a Stereotaxic Prostatic Radiotherapy Delivered on Linac MRI, With Integrated Boost in the Case of an Index Tumor, in Patients With Prostate Adenocarcinoma of Favorable, Intermediate or Risky Risk. High Risk Very Localized.

Stereotaxic prostatic radiotherapy on Linac MRI, with monitoring of movements of the pelvic organs per fraction on the prostate in real time, in 4 sessions, with integrated boost on the index tumor (if it is visible on the diagnostic MRI), could reduce the digestive, urinary and sexual toxicities accumulated at 5 years and guarantee excellent local tumor control, for patients with localized prostate cancer, with a favorable prognosis, intermediate or very local high risk, according to the D'Amico classification.

The benefits that patients participating in this research could obtain are:

  • Better disease control efficiency
  • A reduction in the duration of treatment to 4 radiotherapy sessions (2 weeks maximum) instead of 40 sessions (8 weeks) for usual treatment.
  • Avoid the risks associated with the implantation of prostate markers necessary for stereotaxic radiotherapy on a standard accelerator (anesthetic risks, infectious risks, hemorrhagic risks, pain risks)
  • Better quality of life
Being tested
Stereotactic Radiotherapy with Linac MRI
Keywords
radiotherapy

What participants receive

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

  • Stereotactic Radiotherapy with Linac MRIRadiation

    38 Gy in 4 fractions of 9.5 Gy over the entire prostate,

    +/- 2 Gy in 4 fractions of 0.5 Gy as an integrated boost on the index tumor if it is visible on diagnostic multiparametric MRI (PIRADS-V2 score 4 or 5) and on planning MRI performed on Linac MRI.

Study groups in NCT04909294
Study groupRoleWhat they receive
stereotaxic external radiation therapyExperimentalNot described
Receives: Radiation: Stereotactic Radiotherapy with Linac MRI

What is being measured

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

  1. Late gastrointestinal and urinary toxicity grade ≥ 2

    toxicities graded according to the NCI-CTCAE-V5.0

    Measured: 5 years

Timeline

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

  1. First posted1 Jun 2021
  2. Study start1 Oct 2020
  3. Primary completion1 Oct 2025 (estimated)
  4. Study completion1 Oct 2030 (estimated)

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 N/A
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
68 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04909294
Sponsor's protocol ID
STEREO-RML
Acronym
STEREO-RML
Status last verified
Feb 2024
First submitted
21 May 2021
Last updated
13 Feb 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A study testing Stereotactic Radiotherapy with Linac MRI in people with Adenocarcinoma of the Prostate, run by Centre Georges Francois Leclerc at 1 site in France.

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 14 inclusion and 17 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: under way, not looking for participants, as of the sponsor's last update on 13 Feb 2024. 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 France. 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.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

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?

Late gastrointestinal and urinary toxicity grade ≥ 2 (time frame: 5 years). 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 Feb 2024.

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