RT doen't increase risk of lymphedema in node-negative BC

http://medicalxpress.com/news/2014-09-patient-reported-rt-lymphedema-node-negative-bc.html

"A secondary analysis of the National Surgical Adjuvant Breast and Bowel Project B-32 trial (Krag 2010) indicates that radiation therapy (RT) does not increase the incidence of lymphedema in patients with node-negative breast cancer, according to research presented today at the American Society for Radiation Oncology's (ASTRO's) 56th Annual Meeting...."