ETHAN: A phase II study comparing different endocrine therapies for male breast cancer.
Leone J, Ruddy K, Rashid N, Giordano S, Gupta G, Hilsenbeck S, Gucalp A, Walsh E, Sukumar J, Makhlin I, Ortiz-Perez T, Spanheimer P, Calhoun B, Wolff A, Krop I, Thompson A. ETHAN: A phase II study comparing different endocrine therapies for male breast cancer. Journal Of Clinical Oncology 2024, 42: tps632-tps632. DOI: 10.1200/jco.2024.42.16_suppl.tps632.Peer-Reviewed Original ResearchResidual cancer burdenMale breast cancerPreoperative endocrine prognostic indexTranslational Breast Cancer Research ConsortiumBreast cancerEndocrine therapyKi-67Patient-reported outcomesNeoadjuvant phaseArm BAromatase inhibitorsHuman epidermal growth factor receptor 2 (HER2)-negative breast cancerOutcome of endocrine therapyResidual cancer burden indexWindow phaseCyclin-dependent kinase 4/6Ki-67 reductionHormone receptor-positivePhase II studyInflammatory breast cancerLack of clinical trialsPhase II trialHR+/HER2- breast cancerAnti-cancer therapyStandard of care