Feb 05, 2012 - 1:57 pm
"A study of Medicare records found that men treated with proton beams later had one-third more bowel problems, such as bleeding and blockages, than similar men given conventional radiation.
This is an observational study so it is not definitive, but it is one of the largest to compare these treatments. Proton therapy is rapidly growing in use – Medicare covers it – even though no rigorous studies have tested whether it is as safe or effective as usual care."
The full article can be found in the Huffington Post (see link below). (Its not a medical journal but...). You may be able to google the full study if you are interested.