Radiation for prostate cancer increases risk of rectal cancerBMJ 2005; 330 doi: http://dx.doi.org/10.1136/bmj.330.7495.809 (Published 07 April 2005) Cite this as: BMJ 2005;330:809
- Janice Hopkins Tanne
- New York
Men with prostate cancer treated with external beam radiation have a 70% higher risk of developing rectal cancer than men who have surgery, a US study has found. Radiation is now used for about 17% of patients with prostate cancer.
The retrospective population based study used data from the US National Cancer Institute's surveillance, epidemiology, and end results (SEER) register, from 1973 to 1994, and included more than 85 000 men aged 18 to 80. The participants had had invasive microscopically confirmed prostate cancer but no evidence of …
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