Study shows poor reliability of prostate cancer test

The standard blood test used to screen for prostate cancer, the prostate specific antigen (PSA) test, already considered to be inaccurate, is failing to identify eight of every 10 men aged under 60 who later have prostate cancer diagnosed, a study shows.

Between 1995 and 2001 Dr Rinaa Punglia, of Harvard Medical School, and her team examined 6691 consecutive men enrolled in a screening study at the Washington …