This is a prospective, open-label, multi-center seamless phase II to phase III randomized clinical trial designed to compare SST with or without PET-directed local therapy in improving the castration-resistant prostate cancer-free survival (CRPC-free survival) for Veterans with oligometastatic prostate cancer. Oligometastasis will be defined as 1-10 sites of metastatic disease based on the clinical determination of the LSI which incorporates all imaging, clinical, and pathologic data available.
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Any current or prior evidence of castration-resistant prostate cancer, defined as two consecutive rises in serum PSA, obtained at a minimum of 1-week interval, with the final PSA value >/= 1 ng/ml, while having a total testosterone < 50 ng/dl).
Adequately treated non-melanomatous skin cancer;
Adequately treated Stage 0, I, or II cancer from which the patient is currently in complete remission; or
Any other cancer from which the patient has been disease free for three years.