The aim for this study is to assess the diagnostic performance of 64Cu-SAR-bisPSMA PET to detect regional nodal metastases.
Inclusion Criteria:
* At least 18 years of age.
* Signed informed consent.
* Untreated, histologically confirmed adenocarcinoma of the prostate.
* High-risk or greater PC defined by National Comprehensive Cancer Network Guidelines Version 1.202327 (clinical stage ≥T3a, or Grade Group ≥4, or PSA \>20 ng/mL).
* Patients electing to undergo RP with PLND.
Exclusion Criteria:
* Administration of any high energy (\>300 KeV) gamma-emitting radioisotope within 5 physical half-lives prior to Day 1.
* Known or expected hypersensitivity to 64Cu-SAR-bisPSMA or any of its components.
* Patients with known predominant small cell or neuroendocrine PC.
