Quality of life and adverse effects are key components most patients with estrogen receptor–positive, HER2-negative metastatic breast cancer weigh when choosing an anticancer therapy, according to patient-reported results of an ESR1 QUAlity of Life Survey 3 survey.
Marta Vaz Batista, MD, discusses the efficacy of trastuzumab deruxtecan in patients with HER2-positive or HER2-low advanced breast cancer and pathologically confirmed leptomeningeal carcinomatosis, as evaluated in cohort 5 of the phase 2 DEBBRAH study.