RT Journal Article SR Electronic A1 Bittner, Dennis T1 Impact of PST on Pathologic Response and Survival in Breast Cancer JF MD Conference Express YR 2014 FD SAGE Publications VO 14 IS 31 SP 21 OP 22 DO 10.1177/155989771431020 UL http://mdc.sagepub.com/content/14/31/21.abstract AB Considerable interest in preoperative systemic therapy (PST) for breast cancer has led to a large number of clinical trials investigating the potential of various preoperative treatments. A major driver in this effort has been the expectation that positive preoperative results would translate into improvements in disease-free survival and overall survival. This article discusses chemotherapy, the impact of PST to enable breast-conserving therapy, radiation issues after PST, as well as considerations for radiation therpay treatment of inflammatory breast cancer.