May 13th 2021This review article published in the journal ONCOLOGY® looks at the successful clinical development of immunotherapies, PARP inhibitors, and antibody-drug conjugates for the management of metastatic triple-negative breast cancer and how these have improved the survival outcome of patients. Over the coming years, therapeutic developments in precision medicine will likely change the treatment landscape and might make the current definition of triple-negative breast cancer as a disease that is estrogen receptor, progesterone receptor, and HER2 negative obsolete.