Prostate Metastases
Conditions
Brief summary
This is a prospective, randomized phase II trial investigating if radiation treatment delivered every other day for 2 weeks has the same side effects as radiation treatment delivered once weekly for 6 weeks.
Interventions
Standard of care radiotherapy administered as per institutional guidelines.
Sponsors
Study design
Eligibility
Inclusion criteria
* Histologically-proven prostate cancer * Presence of low-volume or high-volume metastases (high volume defined as the presence of visceral metastases or ≥4 bone lesions with at least 1 lesion beyond the vertebral bodies and pelvis.) * Planned to or receiving systemic treatment ADT +/- ARAT as per physician discretion (Previous chemotherapy allowed if completed more than 6 weeks prior to randomization.) * Planned for EBRT * ECOG 0 or 1 * Age 18 years or older
Exclusion criteria
* Prior radiotherapy to pelvis * Active ulcerative colitis or Crohn's Disease, at discretion of treating physician * Any condition where radiotherapy is contraindicated
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| Rates of acute toxicity | 5 years | Compare rates of acute toxicity between participants in Arm 1 and Arm 2. Acute toxicity will be measured using CTCAE V5.0 |
Secondary
| Measure | Time frame | Description |
|---|---|---|
| Rates of late toxicity. | 5 years | Compare rates of late toxicity between participants in Arm 1 and Arm 2. Late toxicity will be measured using CTCAE V5.0 |
| Measure failure-free survival | 5 years | Compare failure-free survival, collected through medical records, for participants in Arm 1 and Arm 2 |
| Quality of Life Outcomes | 5 years | EPIC-26 Questionnaire |
Countries
Canada