HEALTH TOPICS 
Archive for October, 2009
Blood calcium levels may be linked to prostate cancer death
Research finds that men with high blood calcium levels are more likely to develop fatal prostate cancer than men with lower blood calcium levels.
No “home run” for proton radiation–at least not yet
A clinical trial of proton radiation for early prostate cancer found that the treatment is safe and well-tolerated by patients, but probably no better than other, less expensive forms of radiation.
What is the difference between PSA and free PSA?
Kevin R. Loughlin, M.D., M.B.A., director of Urologic Research at Brigham and Women’s Hospital, explains how these tests differ.