Adjuvant Radiotherapy for Ductal Carcinoma In Situ

This guideline provides recommendations on adjuvant radiotherapy for adult patients with ductal carcinoma in situ (DCIS) who have undergone breast conserving surgery (BCS) or mastectomy. The handling of close radial margin of excision after BCS is considered. Dose/fractionation schedule and acute toxicity are discussed, as are the side effects of radiotherapy.