Head-to-head Comparison of [18F]F-PSMA-N5 With [68Ga]Ga-PSMA-11 PET/CT in PCa Diagnosis, Recurrence, and Metastasis

Similar to the related study above, this trial compares [18F]F-PSMA-N5 with a different standard tracer, [68Ga]Ga-PSMA-11, for detecting and staging prostate cancer using PET/CT scans. **You may be eligible if...** - You are between 18 and 90 years old - You have confirmed or suspected prostate cancer, including recurrence after treatment - Complete MRI and clinical information (PSA, Gleason grade) is available - You agree to have both PET/CT scans within two weeks - You are willing to have a biopsy or have already had pathological confirmation **You may NOT be eligible if...** - You are unable to cooperate with scanning procedures - You have another active cancer - You have a known alcohol allergy - You have liver or kidney dysfunction Talk to your doctor to see if this trial is right for you.