Study Status: Recruiting
Recruit Status: Recruiting
Study Type: Interventional
Official Title: Prone Partial Breast Irradiation (PBI): Prospective Randomized Controlled Non-inferiority Trial to Compare Radiation Fibrosis With Five Versus Three Fractions
Brief Summary: Post meno-pausal women with T1 Breast cancers will be randomized to receive either 600 centiGray (cGy) X 5 over five consecutive days (arm 1) versus 800 cGy X 3 fractions given every other day (arm 2). Patients will complete treatment in one week. All patients will be followed a month after the completion of treatment then q6 months for the first year, then yearly for the next 10 years.