A phase I study of lapatinib with whole brain radiotherapy in patients with Human Epidermal Growth Factor Receptor 2 (HER2)-positive breast cancer brain metastases
Lin NU, Freedman RA, Ramakrishna N, Younger J, Storniolo AM, Bellon JR, Come SE, Gelman RS, Harris GJ, Henderson MA, MacDonald SM, Mahadevan A, Eisenberg E, Ligibel JA, Mayer EL, Moy B, Eichler AF, Winer EP. A phase I study of lapatinib with whole brain radiotherapy in patients with Human Epidermal Growth Factor Receptor 2 (HER2)-positive breast cancer brain metastases. Breast Cancer Research And Treatment 2013, 142: 405-414. PMID: 24197661, DOI: 10.1007/s10549-013-2754-0.Peer-Reviewed Original ResearchConceptsWhole brain radiotherapyDose-limiting toxicityObjective response rateHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2Growth factor receptor 2Positive breast cancerCentral nervous diseasesBrain metastasesFactor receptor 2Brain radiotherapyBreast cancerReceptor 2CNS objective response rateBreast cancer brain metastasesHigher objective response rateCareful safety monitoringCancer brain metastasesGrade 3 rashPre-defined criteriaEligible patientsEvaluable patientsLapatinib 1000Pulmonary emboliDose escalation