Case Presentation: A 69-Year-Old Woman with HER2+ Metastatic Breast Cancer (mBC)ByJoyce O’Shaughnessy, MD,Virginia Kaklamani, MD, DSc,Heather McArthur, MD, MPH,Andrew Brenner, MD, PhDDecember 8th 2022Heather McArthur, MD, presents the case of a 69-year-old woman with stage II HER2+ mBC for discussion.