title: The present role of prostatic specific antigen (PSA) as a tumor marker in carcinoma of the prostate.
abstract: Prostatic specific antigen (PSA) is an important tumor marker for prostate cancer and is being used more frequently in men suspected of having this disease. Although PSA cannot be recommended by itself for either screening or staging of prostate cancer, its present role is discussed by the author.
authors.affiliation: St. Louis University School of Medicine, MO 63110-0250.
authors.forename: R O
authors.initials: RO
authors.lastname: Parra
mesh_terms: D000230:Adenocarcinoma / Q000097:blood* / Q000473:pathology; D000951:Antigens, Neoplasm / Q000032:analysis*; D014408:Biomarkers, Tumor / Q000032:analysis*; D006801:Humans; D008297:Male; D009367:Neoplasm Staging; D017430:Prostate-Specific Antigen; D011471:Prostatic Neoplasms / Q000097:blood* / Q000473:pathology; D012016:Reference Values
chemical_list: D000951:Antigens, Neoplasm; D014408:Biomarkers, Tumor; D017430:Prostate-Specific Antigen