Prevalence and dynamics of circulating tumor DNA (ctDNA) among patients (pts) with HER2+ breast cancer (BC) receiving neoadjuvant paclitaxel/trastuzumab/pertuzumab (THP) in the DAPHNe trial.
Waks A, Tarantino P, Li T, Ogayo E, Rahman T, DiLullo M, El-Refai S, Abbott C, Boyle S, Chen R, Desai N, Spring L, Tung N, King T, Krop I, Tayob N, Mittendorf E, Tolaney S, Winer E, Parsons H. Prevalence and dynamics of circulating tumor DNA (ctDNA) among patients (pts) with HER2+ breast cancer (BC) receiving neoadjuvant paclitaxel/trastuzumab/pertuzumab (THP) in the DAPHNe trial. Journal Of Clinical Oncology 2024, 42: 588-588. DOI: 10.1200/jco.2024.42.16_suppl.588.Peer-Reviewed Original ResearchMinimal residual diseaseResidual cancer burdenBreast cancerResidual diseaseDynamics of circulating tumor DNAMinimal residual disease dataRCB 0RCB IIResidual cancer burden-IDetect minimal residual diseaseQuantify minimal residual diseaseResidual cancer burden scoreHER2+ breast cancerAdjuvant systemic therapyClinical stage IINode-negative tumorsHER2 + BCMedian follow-upPlasma samplesBreast cancer recurrenceImmediately post-operativelyLong-term outcomesAssociated with elevated riskCtDNA-positiveT3/T4 tumorsUltra-sensitive ctDNA mutation tracking to identify molecular residual disease and predict relapse in patients with early breast cancer.
Garcia-Murillas I, Cutts R, Abbott C, Boyle S, Pugh J, Chen R, Dunne K, Bunce C, Johnston S, Ring A, Russell S, Evans A, Skene A, Wheatley D, Smith I, Turner N. Ultra-sensitive ctDNA mutation tracking to identify molecular residual disease and predict relapse in patients with early breast cancer. Journal Of Clinical Oncology 2024, 42: 1010-1010. DOI: 10.1200/jco.2024.42.16_suppl.1010.Peer-Reviewed Original ResearchMolecular residual diseaseCirculating tumor DNAEarly breast cancerBreast cancer patientsFollow-upNeoadjuvant chemotherapyResidual diseaseClinical relapseCtDNA detectionClinical outcomesBreast cancerAssociated with relapse free survivalDetection of molecular residual diseaseCancer patientsCirculating tumor DNA levelsLevels of circulating tumor DNAHigh risk of relapseHigh riskCirculating tumor DNA detectionMedian lead-timeRelapse free survivalDe-escalation studiesBreast cancer relapseShortened overall survivalBaseline prior to treatment