Helfand BT, Loeb S, Hu Q, Cooper PR, Roehl KA, McGuire BB, Baumann NA, Catalona WJ.
“Personalized PSA Testing Using Genetic Variants May Reduce Unnecessary Biopsies.”
Journal of Urology 2012; epub December. PMID: 23246478.
Link: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3631301/
Correcting the PSA level for a man’s genotype could potentially reduce the number of men referred for prostate biopsy by up to 20%, while reducing the number of potentially delayed diagnoses by 3% for men with genetically lower PSA levels.