노인 전립선암 환자에서 나선형 토모테라피의 적용

Background: Helical tomotherapy is a new form of image-guided intensity modulated radiation therapy that may improve local control and decrease radiation toxicity. The aim of this study was to evaluate if high-dose helical tomotherapy is tolerated by patients aged 75 years or older and if the side effects are comparable with those experienced by younger patients. Methods: Between January 2011 and August 2012, patients with prostate cancer who underwent helical tomotherapy without elective pelvic irradiation as definitive aim were reviewed and divided into two age groups: ≥75 years and