ESTRO Multidisciplinary Management of Breast Cancer 2017

EBCTCG: Effect of RT after BCS on recurrence and breast cancer mortality in pN0 women

In the randomised trials, the proportional benefit of RT after BCS similar across categories of age, tumour grade and tumour size, etc. Proportional effects of individual treatments also stable against different background treatments and across calendar year NB certain exceptions: hormonal therapy in ER+ vs ER-, RT after Mast in pN0 vs pN+ EBCTCG, Lancet, 2011; 378:1707

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