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Recruiting

Prostate Cancer Postoperative Stereotactic Body Radiotherapy With Adaptive Technology for Minimizing Toxicity

About this study

Single-arm, prospective registry study assessing changes in acute patient-reported urinary (GU) and gastrointestinal (GI) quality of life at the 24-month post-treatment time point following magnetic resonance imaging (MRI)-guided or computed tomography (CT)-guided stereotactic body radiotherapy (SBRT) delivered to the prostate bed +/- pelvic lymph nodes. The decision to offer an adaptive treatment will be at the clinician's discretion.

Condition
Prostate Cancer (CRPC)
Sponsor
Jonsson Comprehensive Cancer Center

Who can join

Age
18 years and older
Sex
Male only
Healthy volunteers
Not accepted

Inclusion 16

  • Minimum age: 18 years
  • Eligible sex: Male
  • Study condition: Prostate Cancer (CRPC)
  • History of histologically confirmed, clinical localized adenocarcinoma of the prostate treated with radical prostatectomy with definitive intent.
  • Presence of any ONE of the following:
  • Adverse pathologic features at the time of prostatectomy (positive surgical margin, pathologic T-stage 3-4 disease, pathologic Gleason score 8-10 disease, OR presence of tertiary Gleason grade 5 disease)
  • Documentation of rising prostate-specific antigen on at least two consecutive draws, with the magnitude of prostate-specific antigen exceeding 0.03 ng/mL
  • Intermediate- or high-risk Decipher genomic classifier score
  • Identification of prostate cancer in ≥1 lymph node at the time of prostatectomy (pN+ disease)
  • CT scan and MRI of the pelvis within 120 days prior to enrollment \[note: (a) if patient has medical contraindication to MRI, an exemption will be granted and enrollment can proceed;
  • (b) for patients with PSA \<1.0 ng/mL, the treatment planning CT can substitute for a diagnostic CT scan;
  • (c) a low-field, radiation planning MRI can replace the diagnostic MRI if the patient refuses or cannot obtain a high-field MRI\].
  • Bone scan OR advanced nuclear imaging study within 120 days prior to enrollment for patients with PSA \>1.0 ng/mL.
  • Age ≥ 18.
  • \~. KPS ≥ 70 and/or ECOG \<2.
  • Ability to understand, and willingness to sign, the written informed consent

Exclusion 4

  • Patients with any evidence of distant metastases. Note, evidence of lymphadenopathy below the level of the renal arteries can be deemed loco regional per the discretion of the investigator.
  • Patients with neuroendocrine or small cell carcinoma of the prostate
  • Prior pelvic radiotherapy
  • History of Crohn's Disease, Ulcerative Colitis, or Ataxia Telangiectasia

Where

1 site, 1 recruiting

University of California at Los Angeles

Los Angeles, California, United States

Recruiting

Contact

Potential match only. Final eligibility is determined by the study team.