Surgical Breast Resection With or Without Axillary Lymph Node Excision in Treating Women With Breast Cancer

Phase III randomized multicenter equivalence trial evaluating the role of Axillary Lymph Node Excision. Primary aim is to assess if it is possible to avoid routine Axillary Lymph Node Excision during the initial treatment of breast cancers smaller than 11 mm in women aged 50 and older without compromising survival? The primary endpoint is overall survival: the event considered will be death from any cause.