https://www.yahoo.com/news/men-over-40-faulty-brca2-140939917.htmlScientists at The Institute of Cancer Research, London, are calling for annual blood tests to detect aggressive prostate cancer in men who have a fault in the BRCA2 gene. After researching the effectiveness of the test, Ros Eeles, who led the study, said: “Our research shows very clearly that men with the BRCA2 gene fault are at increased risk of aggressive prostate cancer and that regular PSA testing could go some way to improving early diagnosis and treatment.”