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Pre-Operative RT in Rectal Cancer
•
Short Course
25Gy/5#/1 week followed by surgery within 10 days
Common practice in Northern Europe
Appropriate if tumour doesn’t need to shrink prior to surgery
•
Long Course
45-50.4Gy/25-28#/5-5.5 weeks followed by surgery 6-8 weeks
later
More frequently used for locally advanced cancers
When tumour shrinkage required