"How I Do It: Regional Anesthesia for Breast Surgery," by Steven Ethier, DO, Regional Anesthesiology and Acute Pain Medicine Fellow, University of Wisconsin School of Medicine, Madison, Wisconsin; and Ban Tsui, MD, FRCPC, PG Dip Echo, Professor, Department of Anesthesiology, Perioperative and Pain Medicine, Stanford University, Palo Alto, California. From ASRA News, May 2020, pp. 13-20. See original article at www.asra.com/asra-news for figures and references. This material is copyrighted.