Positron Emission Tomography Using 64Cu-SAR-bisPSMA in Participants With High-risk Prostate Cancer Prior to Radical Prostatectomy

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.