Abstract PS08-09: Impact of HER2 expression dynamics on the real-world activity of trastuzumab deruxtecan for metastatic breast cancer (RELIEVE)
Tarantino P, Hughes M, Kusmick R, Alder L, Pereslete A, Noteware L, Moore H, Van Swearingen A, Li T, Gupta H, Smith K, Morganti S, Files J, Sendrick K, Buck S, Dillon D, Jeselsohn R, Li Y, Cherniack A, Prat A, Chan N, Rimm D, Curigliano G, Sammons S, Anders C, Lin N, Tolaney S. Abstract PS08-09: Impact of HER2 expression dynamics on the real-world activity of trastuzumab deruxtecan for metastatic breast cancer (RELIEVE). Cancer Research 2024, 84: ps08-09-ps08-09. DOI: 10.1158/1538-7445.sabcs23-ps08-09.Peer-Reviewed Original ResearchMetastatic breast cancerHER2+ diseaseHER2-lowHER2-low diseaseT-DXdActivity of trastuzumabHER2 statusHER2+Overall survivalHER2-0Breast cancerMetastatic diagnosisPrimary tumorFollow-upHormone receptor (HR)-positive tumorsHistory of brain metastasesHER2-low expressionHER2-low statusHER2-negative casesHER2-negative tumorsMedian follow-upArchival tumor samplesDana-Farber Cancer InstituteInterstitial lung diseaseImpact outcomes