Clinical Trial
Shortening Adjuvant PHoton IRradiation (SAPHIRe): A Randomized Trial of Hypofractionated Versus Conventionally Fractionated Regional Nodal Irradiation for Invasive Breast Cancer (CTMS# 23-0020)
To compare how often cancer recurs (comes back) after 3 weeks of radiation compared to 5 weeks of radiation in patients who receive radiation therapy delivered to the lymph nodes near the breast. The side effects that can develop during or after radiation treatment, including how often arm swelling (edema) happens, will also be studied