Anal IMRT
• Dose variation
• Elective dose 30/40Gy
• T1 40-45Gy
• T2 50-59
• T3/4 59-66Gy
• Significant G3/4 toxicity causes delays in RT
• Haem 61%, Derm 48%, GI 36%, GU 4%
• Published series showing reduced toxicity
Ajani JAMA 2008;299:1914