HER2 heterogeneity as a predictor of response to neoadjuvant T-DM1 plus pertuzumab: Results from a prospective clinical trial.
Metzger Filho O, Viale G, Trippa L, Li T, Yardley D, Mayer I, Abramson V, Arteaga C, Spring L, Waks A, Janiszewska M, Wrabel E, Demeo M, Bardia A, King T, Polyak K, Winer E, Krop I. HER2 heterogeneity as a predictor of response to neoadjuvant T-DM1 plus pertuzumab: Results from a prospective clinical trial. Journal Of Clinical Oncology 2019, 37: 502-502. DOI: 10.1200/jco.2019.37.15_suppl.502.Peer-Reviewed Original ResearchPathologic complete responseER statusRCB 0T-DM1HER2 heterogeneitySignificant associationUltrasound-guided core biopsyRoutine pathology evaluationMedian tumor sizeProspective clinical trialsPredictors of responseAreas of tumorHigh rateCurative settingRCB-IIRCB-IIIPrimary endpointComplete responseHER2 positivityPathologic responseTherapy regimenEvaluable casesTumor sizeCore biopsyClinical trials