2023
Tucatinib vs Placebo, Both in Combination With Trastuzumab and Capecitabine, for Previously Treated ERBB2 (HER2)-Positive Metastatic Breast Cancer in Patients With Brain Metastases
Lin N, Murthy R, Abramson V, Anders C, Bachelot T, Bedard P, Borges V, Cameron D, Carey L, Chien A, Curigliano G, DiGiovanna M, Gelmon K, Hortobagyi G, Hurvitz S, Krop I, Loi S, Loibl S, Mueller V, Oliveira M, Paplomata E, Pegram M, Slamon D, Zelnak A, Ramos J, Feng W, Winer E. Tucatinib vs Placebo, Both in Combination With Trastuzumab and Capecitabine, for Previously Treated ERBB2 (HER2)-Positive Metastatic Breast Cancer in Patients With Brain Metastases. JAMA Oncology 2023, 9: 197-205. PMID: 36454580, PMCID: PMC9716438, DOI: 10.1001/jamaoncol.2022.5610.Peer-Reviewed Original ResearchConceptsErbB2-positive metastatic breast cancerMetastatic breast cancerPlacebo-combination groupPositive metastatic breast cancerNew brain lesionsBrain metastasesOverall survivalSubgroup analysisBrain lesionsBreast cancerIntracranial progression-free survivalPlacebo-controlled clinical trialIntracranial objective response rateStable brain metastasesMedian overall survivalObjective response rateProgression-free survivalExploratory subgroup analysisGreater clinical benefitCNS-PFSHER2CLIMB trialIntracranial outcomesFirst progressionMedian ageClinical benefit
2017
CMET-25. PROGRESSION-FREE SURVIVAL (PFS) AND SITE OF FIRST PROGRESSION IN HER2+ METASTATIC BREAST CANCER PATIENTS WITH OR WITHOUT BRAIN METASTASES: A POOLED ANALYSIS OF TUCATINIB PHASE I STUDIES
Hamilton E, Moulder S, Ferrario C, Conlin A, Krop I, Chamberlain M, Gray T, Borges V. CMET-25. PROGRESSION-FREE SURVIVAL (PFS) AND SITE OF FIRST PROGRESSION IN HER2+ METASTATIC BREAST CANCER PATIENTS WITH OR WITHOUT BRAIN METASTASES: A POOLED ANALYSIS OF TUCATINIB PHASE I STUDIES. Neuro-Oncology 2017, 19: vi44-vi44. PMCID: PMC5692086, DOI: 10.1093/neuonc/nox168.173.Peer-Reviewed Original ResearchProgression-free survivalBaseline brain metastasesMetastatic breast cancerBrain metastasesMedian progression-free survivalMetastatic breast cancer patientsPhase 1b studyProgressive brain metastasesStable brain metastasesSite of relapseIncidence of progressionSignificant neurologic morbidityUntreated brain metastasesBreast cancer patientsTyrosine kinase inhibitorsBM cohortHER2 therapyHER2CLIMB trialPrior HER2Neurologic morbidityDurable responsesFirst progressionSystemic metastasesCombination therapyPatient cohort