title: Prostate help: a test that can help you avoid unnecessary prostate biopsies.  When you've already had a biopsy and your PSA remains high, the PCA3 urine test can help you and your doctor to decide if another biopsy is really needed.
mesh_terms: D000951:Antigens, Neoplasm / Q000652:urine*; D015415:Biomarkers / Q000652:urine; D006801:Humans; D008297:Male; D011471:Prostatic Neoplasms / Q000473:pathology* / Q000652:urine*
chemical_list: D000951:Antigens, Neoplasm; D015415:Biomarkers; C479341:prostate cancer antigen 3, human