She has a dual appointment with the departments of Obstetrics and Gynecology and General Surgery. Dr. Macdonald attended medical school at USC, completed her ob-gyn residency at the Los Angeles County/USC Medical Center's Women's and Children's Hospital, and completed her breast surgery fellowship at USC. She is the Medical Director of both the LAC/USC Breast Diagnostic Center and Familial Breast and Ovarian Prevention Program. She practices the full scope of obstetrics, gynecology, and breast surgery in academic clinical practice and educates and supervises medical students, residents, and fellows in both obstetrics and gynecology and surgery. She currently serves as the Associate Residency Director for the Department of Obstetrics and Gynecology.