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Protocol B-43
A Phase III Clinical Trial Comparing Trastuzumab Given Concurrently with Radiation Therapy and Radiation Therapy Alone for Women with HER2-Positive Ductal Carcinoma In Situ Resected by Lumpectomy
Specific Aim
To determine the value of trastuzumab given during radiation therapy (RT) compared to RT alone in preventing the subsequent occurrence of ipsilateral breast cancer recurrence, ipsilateral skin cancer recurrence, or ipsilateral DCIS (IIBCR-SCR-DCIS) in women with HER2-positive DCIS resected by lumpectomy.
