Evaluating Tolerability of EPUHRT with Brachytherapy Boost

Eligibility Criteria

Inclusion Criteria:

1. ≥ 18 years old at the time of informed consent
2. Capable of providing informed consent and HIPAA authorization
3. Karnofsky performance score ≥ 70
4. Pathologically confirmed unfavorable intermediate, high, and very high-risk prostate cancer per treating physician
5. Candidate plans to undergo the standard of care prostate high dose brachytherapy boost procedure
6. Up to date colon cancer screen per per American Cancer Society guidelines

Exclusion Criteria:

1. Prior pelvic irradiation treatment
2. Prior rectal surgery which precludes instrumentation with rectal ultrasound probe.
3. Evidence of nodal or distant disease on screening diagnostic work up.
4. Prior prostatectomy, Holmium laser enucleation of the prostate or transurethral resection of the prostate procedure
5. International Prostate Symptom Score (IPSS) score > 16 despite medical therapy