prostate cancer treatment

September 18, 2005 (Press Release) -- The majority of cases of prostate cancer now diagnosed in the United States are detected while the disease is still clinically localized, according to background information in the article. External beam radiation is one of the options used to treat more than 26,000 U.S. men annually. Failure after treatment with conventional radiation therapy is common, with a resultant increase in prostate-specific antigen (PSA) levels, secondary treatment, and, ultimately, clinical recurrence. Increasing the delivered radiation dose may increase the probability of local tumor control but carries a risk of greater adverse effects unless the volume of normal tissue treated along with the tumor can be reduced.... read more...