Prostate SABR With Intra-Prostatic SABR Boost

Trial statusRecruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexMale
Age18-99
SponsorKing Saud University

About this trial

Stereotactic Ablative Radiation (SABR/SBRT) will be prescribed to a dose of 35 Gy in 5 fractions, once weekly to prostate with a simultaneous intra-prostatic boost to the MR detected nodule up to 50Gy. The pelvic lymph nodes and seminal vesicles will also receive 25 Gy in 5 weekly fractions.

Eligibility criteria

Qualifiers

Histologically confirmed prostate adenocarcinoma

High-risk prostate cancer, defined as at least one of: T3, Gleason 8-10, OR PSA > 20 ng/mL

Willing to give informed consent to participate in this clinical trial

Disqualifiers

Prior pelvic radiotherapy

Contraindication to radical prostate radiotherapy e.g. connective tissue disease or inflammatory bowel disease

Contraindication to prostate MRI

No evidence of castrate resistance (defined as PSA < 3 ng/ml while testosterone is < 0.7nmol/l. Patients could have been on combined androgen blockade but are excluded if this was started due to PSA progression.

Trial design

Treatments tested in this trial

  • Pelvic SABR with intra-prostatic SABR

Treatment groups

30 Participants
are divided into 1 treatment group

Sponsors and collaborators