Report Casts Fresh Doubts on Prostate Cancer Testing - New York Times

"Men who have been screened for prostate cancer by the most commonly used tests have no greater chance of surviving the disease than those who have not been screened at all, new research has found. A report on the research, published yesterday in the Archives of Internal Medicine, found that neither a prostate specific antigen test, known as a P.S.A., nor a rectal examination worked to reduce deaths from prostate cancer."