2024
Final analysis of the ALTTO trial: adjuvant trastuzumab in sequence or in combination with lapatinib in patients with HER2-positive early breast cancer [BIG 2-06/NCCTG N063D (Alliance)]
de Azambuja E, Piccart-Gebhart M, Fielding S, Townend J, Hillman D, Colleoni M, Roylance R, Kelly C, Lombard J, El-Abed S, Choudhury A, Korde L, Vicente M, Chumsri S, Rodeheffer R, Ellard S, Wolff A, Holtschmidt J, Lang I, Untch M, Boyle F, Xu B, Werutsky G, Tujakowski J, Huang C, Baruch N, Bliss J, Ferro A, Gralow J, Kim S, Kroep J, Krop I, Kuemmel S, McConnell R, Moscetti L, Knop A, van Duijnhoven F, Gomez H, Cameron D, Di Cosimo S, Gelber R, Moreno-Aspitia A. Final analysis of the ALTTO trial: adjuvant trastuzumab in sequence or in combination with lapatinib in patients with HER2-positive early breast cancer [BIG 2-06/NCCTG N063D (Alliance)]. ESMO Open 2024, 9: 103938. PMID: 39418883, PMCID: PMC11532431, DOI: 10.1016/j.esmoop.2024.103938.Peer-Reviewed Original ResearchDisease-free survivalHER2-positive early breast cancerEarly breast cancerOverall survivalALTTO trialBreast cancerFollow-upMetastatic HER2-positive breast cancerDual anti-HER2 blockadeAnti-human epidermal growth factor receptor 2HER2-positive breast cancerEpidermal growth factor receptor 2Lapatinib to trastuzumabAnti-HER2 therapyAnti-HER2 blockadeTreatment groupsOutcomes of patientsAdjuvant trastuzumabOpen-labelAdjuvant chemotherapyPrimary endpointSecondary endpointsEfficacy analysisMulticenter studyAnti-HER2Adjuvant Trastuzumab Emtansine Versus Paclitaxel Plus Trastuzumab for Stage I Human Epidermal Growth Factor Receptor 2–Positive Breast Cancer: 5-Year Results and Correlative Analyses From ATEMPT
Tarantino P, Tayob N, Villacampa G, Dang C, Yardley D, Isakoff S, Valero V, Faggen M, Mulvey T, Bose R, Weckstein D, Wolff A, Reeder-Hayes K, Rugo H, Ramaswamy B, Zuckerman D, Hart L, Gadi V, Constantine M, Cheng K, Garrett A, Marcom P, Albain K, DeFusco P, Tung N, Ardman B, Nanda R, Jankowitz R, Rimawi M, Abramson V, Pohlmann P, Van Poznak C, Forero-Torres A, Liu M, Ruddy K, Waks A, DeMeo M, Burstein H, Partridge A, Dell'Orto P, Russo L, Krause E, Newhouse D, Kurt B, Mittendorf E, Schneider B, Prat A, Winer E, Krop I, Tolaney S, Investigators T, Barroso-Sousa R, Curigliano G, DiLullo M, Hui W, Kirkup C, Viale G, Zheng Y. Adjuvant Trastuzumab Emtansine Versus Paclitaxel Plus Trastuzumab for Stage I Human Epidermal Growth Factor Receptor 2–Positive Breast Cancer: 5-Year Results and Correlative Analyses From ATEMPT. Journal Of Clinical Oncology 2024, 42: 3652-3665. PMID: 38935923, PMCID: PMC11527383, DOI: 10.1200/jco.23.02170.Peer-Reviewed Original ResearchInvasive disease-free survivalRecurrence-free intervalAdjuvant T-DM1T-DM1Long-term outcomesBreast cancerStage I HER2-positive breast cancerInvasive disease-free survival eventsLong-term outcomes of patientsBreast cancer-specific survivalHER2-positive breast cancerAdjuvant trastuzumab emtansinePredictors of thrombocytopeniaRisk scoreT-DM1 armCancer-specific survivalHormone receptor statusHigh-risk tumorsDisease-free survivalMedian follow-upClinically relevant toxicitiesRisk of recurrenceOutcomes of patientsHER2 immunohistochemical scoresTH armPrediction of Benefit From Adjuvant Pertuzumab by 80-Gene Signature in the APHINITY (BIG 4-11) Trial
Krop I, Mittempergher L, Paulson J, Andre F, Bonnefoi H, Loi S, Loibl S, Gelber R, Caballero C, Bhaskaran R, Dreezen C, Menicucci A, Bernards R, van ’t Veer L, Piccart M. Prediction of Benefit From Adjuvant Pertuzumab by 80-Gene Signature in the APHINITY (BIG 4-11) Trial. JCO Precision Oncology 2024, 8: e2200667. PMID: 38237097, DOI: 10.1200/po.22.00667.Peer-Reviewed Original ResearchConceptsInvasive disease-free survivalHER2 typeLuminal typeInvasive disease-free survival eventsHazard ratioEarly-stage breast cancerLuminal-type tumorsMolecular subtype signaturesAnti-HER2 therapyHER2-positive tumorsDisease-free survivalStandard adjuvant chemotherapyBasal-type tumorsBasal typePredictive of benefitAdjuvant pertuzumabAPHINITY trialHER2-typeHER2-positiveInferior prognosisAdjuvant chemotherapyTumor subtypesNo significant differenceAnti-HER2Breast tumors
2023
Adjuvant paclitaxel and trastuzumab for node-negative, HER2-positive breast cancer: final 10-year analysis of the open-label, single-arm, phase 2 APT trial
Tolaney S, Tarantino P, Graham N, Tayob N, Parè L, Villacampa G, Dang C, Yardley D, Moy B, Marcom P, Albain K, Rugo H, Ellis M, Shapira I, Wolff A, Carey L, Barroso-Sousa R, Villagrasa P, DeMeo M, DiLullo M, Zanudo J, Weiss J, Wagle N, Partridge A, Waks A, Hudis C, Krop I, Burstein H, Prat A, Winer E. Adjuvant paclitaxel and trastuzumab for node-negative, HER2-positive breast cancer: final 10-year analysis of the open-label, single-arm, phase 2 APT trial. The Lancet Oncology 2023, 24: 273-285. PMID: 36858723, DOI: 10.1016/s1470-2045(23)00051-7.Peer-Reviewed Original ResearchConceptsHER2-positive breast cancerInvasive disease-free survivalDisease-free survivalRecurrence-free intervalAdjuvant paclitaxelBreast cancerEastern Cooperative Oncology Group performance statusInvasive disease-free survival eventsDisease-free survival eventsHormone receptor-positive diseaseNew contralateral breast cancerBreast cancer-specific survivalProtocol-defined treatmentCancer-specific survivalReceptor-positive diseasePhase 2 studyContralateral breast cancerLong-term outcomesAPT trialCause deathEligible patientsIntravenous paclitaxelTrastuzumab weeklyDistant recurrenceIpsilateral recurrence
2022
Six-year absolute invasive disease-free survival benefit of adding adjuvant pertuzumab to trastuzumab and chemotherapy for patients with early HER2-positive breast cancer: A Subpopulation Treatment Effect Pattern Plot (STEPP) analysis of the APHINITY (BIG 4-11) trial
Gelber RD, Wang XV, Cole BF, Cameron D, Cardoso F, Tjan-Heijnen V, Krop I, Loi S, Salgado R, Kiermaier A, Frank E, Fumagalli D, Caballero C, de Azambuja E, Procter M, Clark E, Restuccia E, Heeson S, Bines J, Loibl S, Piccart-Gebhart M, Committee and Investigators A. Six-year absolute invasive disease-free survival benefit of adding adjuvant pertuzumab to trastuzumab and chemotherapy for patients with early HER2-positive breast cancer: A Subpopulation Treatment Effect Pattern Plot (STEPP) analysis of the APHINITY (BIG 4-11) trial. European Journal Of Cancer 2022, 166: 219-228. PMID: 35313167, DOI: 10.1016/j.ejca.2022.01.031.Peer-Reviewed Original ResearchConceptsSubpopulation treatment effect pattern plotInvasive disease-free survivalComposite risk scoreAdjuvant pertuzumabAPHINITY trialTIL percentageBreast cancerRisk scoreSubpopulation treatment effect pattern plot analysisEarly HER2-positive breast cancerDisease-free survival benefitHER2-positive breast cancerTreatment effectsNode-positive cohortDisease-free survivalEarly breast cancerNodal statusSurvival benefitLymphocyte percentagePatient subpopulationsComposite riskPatientsCovariates of interestChemotherapyPertuzumab
2021
Trastuzumab Emtansine Plus Pertuzumab Versus Taxane Plus Trastuzumab Plus Pertuzumab After Anthracycline for High-Risk Human Epidermal Growth Factor Receptor 2–Positive Early Breast Cancer: The Phase III KAITLIN Study
Krop IE, Im SA, Barrios C, Bonnefoi H, Gralow J, Toi M, Ellis PA, Gianni L, Swain SM, Im YH, De Laurentiis M, Nowecki Z, Huang CS, Fehrenbacher L, Ito Y, Shah J, Boulet T, Liu H, Macharia H, Trask P, Song C, Winer EP, Harbeck N. Trastuzumab Emtansine Plus Pertuzumab Versus Taxane Plus Trastuzumab Plus Pertuzumab After Anthracycline for High-Risk Human Epidermal Growth Factor Receptor 2–Positive Early Breast Cancer: The Phase III KAITLIN Study. Journal Of Clinical Oncology 2021, 40: 438-448. PMID: 34890214, PMCID: PMC8824393, DOI: 10.1200/jco.21.00896.Peer-Reviewed Original ResearchConceptsInvasive disease-free survivalOverall populationTrastuzumab emtansineHigh-risk human epidermal growth factor receptorHuman epidermal growth factor receptor 2End pointEpidermal growth factor receptor 2Early breast cancer treatmentHuman epidermal growth factor receptorAnthracycline-based chemotherapyCoprimary end pointsPrimary end pointDisease-free survivalSerious adverse eventsEarly breast cancerGlobal health statusGrowth factor receptor 2Treatment completion ratesStandard of careBreast cancer treatmentFactor receptor 2Epidermal growth factor receptorGrowth factor receptorEndocrine therapyAdverse eventsAlliance A011801 (compassHER2 RD): postneoadjuvant T-DM1 + tucatinib/placebo in patients with residual HER2-positive invasive breast cancer
O'Sullivan CC, Ballman KV, McCall L, Kommalapati A, Zemla T, Weiss A, Mitchell M, Blinder V, Tung NM, Irvin WJ, Lee M, Goetz MP, Symmans WF, Borges VF, Krop I, Carey LA, Partridge AH. Alliance A011801 (compassHER2 RD): postneoadjuvant T-DM1 + tucatinib/placebo in patients with residual HER2-positive invasive breast cancer. Future Oncology 2021, 17: 4665-4676. PMID: 34636255, PMCID: PMC8600597, DOI: 10.2217/fon-2021-0753.Peer-Reviewed Original ResearchMeSH KeywordsAdo-Trastuzumab EmtansineAdultAntineoplastic Combined Chemotherapy ProtocolsBrain NeoplasmsBreastBreast NeoplasmsChemoradiotherapy, AdjuvantChemotherapy, AdjuvantClinical Trials, Phase III as TopicDisease-Free SurvivalDouble-Blind MethodFemaleFollow-Up StudiesHumansMastectomyMiddle AgedMulticenter Studies as TopicNeoadjuvant TherapyNeoplasm Recurrence, LocalNeoplasm, ResidualOxazolesPlacebosProspective StudiesPyridinesQuinazolinesRandomized Controlled Trials as TopicReceptor, ErbB-2ConceptsInvasive disease-free survivalDisease-free survivalBrain metastasis-free survivalBreast cancer-free survivalDistant recurrence-free survivalT-DM1Overall survivalResidual diseaseHER2-positive invasive breast cancerAdjuvant T-DM1Cancer-free survivalRecurrence-free survivalInvasive breast cancerMetastasis-free survivalPharmacokinetic end pointsOutcomes of interestQuality of lifeEligible patientsAdjuvant radiotherapyEndocrine therapyNeoadjuvant chemotherapyCorrelative biomarkersCare guidelinesBreast cancerPlaceboAdjuvant Trastuzumab Emtansine Versus Paclitaxel in Combination With Trastuzumab for Stage I HER2-Positive Breast Cancer (ATEMPT): A Randomized Clinical Trial
Tolaney SM, Tayob N, Dang C, Yardley DA, Isakoff SJ, Valero V, Faggen M, Mulvey T, Bose R, Hu J, Weckstein D, Wolff AC, Reeder-Hayes K, Rugo HS, Ramaswamy B, Zuckerman D, Hart L, Gadi VK, Constantine M, Cheng K, Briccetti F, Schneider B, Garrett AM, Marcom K, Albain K, DeFusco P, Tung N, Ardman B, Nanda R, Jankowitz RC, Rimawi M, Abramson V, Pohlmann PR, Van Poznak C, Forero-Torres A, Liu M, Ruddy K, Zheng Y, Rosenberg SM, Gelber RD, Trippa L, Barry W, DeMeo M, Burstein H, Partridge A, Winer EP, Krop I. Adjuvant Trastuzumab Emtansine Versus Paclitaxel in Combination With Trastuzumab for Stage I HER2-Positive Breast Cancer (ATEMPT): A Randomized Clinical Trial. Journal Of Clinical Oncology 2021, 39: 2375-2385. PMID: 34077270, DOI: 10.1200/jco.20.03398.Peer-Reviewed Original ResearchConceptsInvasive disease-free survivalT-DM1Breast cancerStage IStage I HER2-positive breast cancerHER2-positive breast cancerHuman epidermal growth factor receptorAdjuvant T-DM1Co-primary objectivesDisease-free survivalPatient-reported outcomesEpidermal growth factor receptorGrowth factor receptorProtocol therapyAnalysis populationTrastuzumab emtansineClinical trialsRelevant toxicityPatientsFactor receptorLess toxicityWeeksTrastuzumabCancerPaclitaxelA011801 (CompassHER2 RD): Postneoadjuvant T-DM1 + tucatinib/placebo in patients with residual HER2-positive invasive breast cancer.
O'Sullivan C, Ballman K, McCall L, Zemla T, Weiss A, Mitchell M, Blinder V, Tung N, Irvin W, Lee M, Goetz M, Symmans W, Borges V, Krop I, Partridge A, Carey L. A011801 (CompassHER2 RD): Postneoadjuvant T-DM1 + tucatinib/placebo in patients with residual HER2-positive invasive breast cancer. Journal Of Clinical Oncology 2021, 39: tps595-tps595. DOI: 10.1200/jco.2021.39.15_suppl.tps595.Peer-Reviewed Original ResearchInvasive disease-free survivalEarly breast cancerTyrosine kinase inhibitorsAdjuvant T-DM1Neoadjuvant therapyPathologic complete responseDisease-free survivalResidual diseaseT-DM1Postoperative chemotherapyAdjuvant radiationBreast cancerHER2-positive invasive breast cancerBrain metastasis-free survivalBreast cancer-free survivalPathologic lymph node statusDistant recurrence-free survivalClinical stage IIInvasive residual diseasePost-neoadjuvant therapyCancer-free survivalDe-escalation trialsLymph node statusRecurrence-free survivalSelective tyrosine kinase inhibitorAdjuvant Pertuzumab and Trastuzumab in Early HER2-Positive Breast Cancer in the APHINITY Trial: 6 Years' Follow-Up
Piccart M, Procter M, Fumagalli D, de Azambuja E, Clark E, Ewer MS, Restuccia E, Jerusalem G, Dent S, Reaby L, Bonnefoi H, Krop I, Liu TW, Pieńkowski T, Toi M, Wilcken N, Andersson M, Im YH, Tseng LM, Lueck HJ, Colleoni M, Monturus E, Sicoe M, Guillaume S, Bines J, Gelber RD, Viale G, Thomssen C. Adjuvant Pertuzumab and Trastuzumab in Early HER2-Positive Breast Cancer in the APHINITY Trial: 6 Years' Follow-Up. Journal Of Clinical Oncology 2021, 39: 1448-1457. PMID: 33539215, DOI: 10.1200/jco.20.01204.Peer-Reviewed Original ResearchConceptsInvasive disease-free survivalBreast cancerHazard ratioOverall survivalHigh-risk node-negative breast cancerEarly HER2-positive breast cancerHER2-positive early breast cancerNode-negative breast cancerHuman epidermal growth factor receptor 2HER2-positive breast cancerEpidermal growth factor receptor 2HR-negative diseaseHR-positive diseaseInterim overall survivalNode-negative cohortNode-positive cohortPrimary cardiac eventsSix-year OSStandard adjuvant chemotherapyDisease-free survivalNew safety signalsEarly breast cancerGrowth factor receptor 2Standard adjuvant therapyPositive breast cancer
2020
Primary analysis of KAITLIN: A phase III study of trastuzumab emtansine (T-DM1) + pertuzumab versus trastuzumab + pertuzumab + taxane, after anthracyclines as adjuvant therapy for high-risk HER2-positive early breast cancer (EBC).
Harbeck N, Im S, Barrios C, Bonnefoi H, Gralow J, Toi M, Ellis P, Gianni L, Swain S, Im Y, De Laurentiis M, Nowecki Z, Shah J, Boulet T, Liu H, Macharia H, Trask P, Song C, Winer E, Krop I. Primary analysis of KAITLIN: A phase III study of trastuzumab emtansine (T-DM1) + pertuzumab versus trastuzumab + pertuzumab + taxane, after anthracyclines as adjuvant therapy for high-risk HER2-positive early breast cancer (EBC). Journal Of Clinical Oncology 2020, 38: 500-500. DOI: 10.1200/jco.2020.38.15_suppl.500.Peer-Reviewed Original ResearchHER2-positive early breast cancerInvasive disease-free survivalEarly breast cancerPatient-reported outcomesCo-primary endpointsStandard of careT-DM1ITT populationOverall survivalAnthracycline-based chemotherapyOpen-label studyDisease-free survivalPhase III studyWeeks of surgeryHigh-risk populationChemotherapy-associated toxicityAdjuvant taxanesConcurrent trastuzumabEndocrine therapySecondary endpointsAdjuvant radiotherapyAdjuvant therapyIII studyNodal statusMore patients
2019
Local–regional recurrence in women with small node-negative, HER2-positive breast cancer: results from a prospective multi-institutional study (the APT trial)
Bellon JR, Guo H, Barry WT, Dang CT, Yardley DA, Moy B, Marcom PK, Albain KS, Rugo HS, Ellis M, Wolff AC, Carey LA, Overmoyer BA, Partridge AH, Hudis CA, Krop I, Burstein HJ, Winer EP, Tolaney SM. Local–regional recurrence in women with small node-negative, HER2-positive breast cancer: results from a prospective multi-institutional study (the APT trial). Breast Cancer Research And Treatment 2019, 176: 303-310. PMID: 31004299, DOI: 10.1007/s10549-019-05238-4.Peer-Reviewed Original ResearchConceptsHER2-positive breast cancerLocal-regional recurrenceDisease-free survivalEffective anti-HER2 therapyLRR-free survivalAnti-HER2 therapyBreast-conserving surgeryBreast cancerRadiation therapySystemic therapyHormone receptor-positive tumorsProspective multi-institutional studyHER2-negative diseaseHER2-positive diseaseNegative axillary nodesEffective systemic therapyProspective multicenter trialEarly-stage patientsKaplan-Meier methodReceptor-positive tumorsHER2-positive tumorsMulti-institutional studyFuture investigational effortsAdjuvant trastuzumabProtocol therapySeven-Year Follow-Up Analysis of Adjuvant Paclitaxel and Trastuzumab Trial for Node-Negative, Human Epidermal Growth Factor Receptor 2–Positive Breast Cancer
Tolaney SM, Guo H, Pernas S, Barry WT, Dillon DA, Ritterhouse L, Schneider BP, Shen F, Fuhrman K, Baltay M, Dang CT, Yardley DA, Moy B, Marcom PK, Albain KS, Rugo HS, Ellis MJ, Shapira I, Wolff AC, Carey LA, Overmoyer B, Partridge AH, Hudis CA, Krop IE, Burstein HJ, Winer EP. Seven-Year Follow-Up Analysis of Adjuvant Paclitaxel and Trastuzumab Trial for Node-Negative, Human Epidermal Growth Factor Receptor 2–Positive Breast Cancer. Journal Of Clinical Oncology 2019, 37: jco.19.00066. PMID: 30939096, PMCID: PMC7587424, DOI: 10.1200/jco.19.00066.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overBreast NeoplasmsBreast Neoplasms, MaleChemotherapy, AdjuvantDisease-Free SurvivalFemaleFollow-Up StudiesGene Expression Regulation, NeoplasticGenetic Predisposition to DiseaseGenotypeHumansLymph NodesMaleMiddle AgedPaclitaxelPeripheral Nervous System DiseasesPoisson DistributionPolymorphism, Single NucleotideReceptor, ErbB-2RecurrenceRiskTrastuzumabTreatment OutcomeConceptsDisease-free survivalRecurrence-free intervalSmall HER2-positive tumorsAdjuvant paclitaxelHER2-positive tumorsLong-term outcomesTrastuzumab trialsBreast cancerOverall survivalSmall human epidermal growth factor receptor 2Breast cancer-specific survivalPaclitaxel-induced peripheral neuropathyExcellent long-term outcomesHuman epidermal growth factor receptor 2HER2-positive breast cancerEpidermal growth factor receptor 2Human epidermal growth factor receptorPAM50 intrinsic subtypesCancer-specific survivalPhase II studyPrimary end pointGrowth factor receptor 2Positive breast cancerTreatment of patientsSeven-year follow
2017
Seven-year (yr) follow-up of adjuvant paclitaxel (T) and trastuzumab (H) (APT trial) for node-negative, HER2-positive breast cancer (BC).
Tolaney S, Barry W, Guo H, Dillon D, Dang C, Yardley D, Moy B, Marcom P, Albain K, Rugo H, Ellis M, Shapira I, Wolff A, Carey L, Overmoyer B, Partridge A, Hudis C, Krop I, Burstein H, Winer E. Seven-year (yr) follow-up of adjuvant paclitaxel (T) and trastuzumab (H) (APT trial) for node-negative, HER2-positive breast cancer (BC). Journal Of Clinical Oncology 2017, 35: 511-511. DOI: 10.1200/jco.2017.35.15_suppl.511.Peer-Reviewed Original ResearchBreast cancer-specific survivalDisease-free survivalRecurrence-free intervalBreast cancerDistant recurrenceOverall survivalTumor sizeNew contralateral breast cancerHER2-positive breast cancerNode-negative HER2Cancer-specific survivalPhase II studyContralateral breast cancerAdjuvant paclitaxelAPT trialNodal micrometastasisPrimary endpointProtocol therapyAdjuvant therapyDFS eventsII studyDisease recurrenceRegional recurrenceSpecific survivalClinical outcomes
2011
P2-18-02: Cardiac Outcomes of Patients on Adjuvant Weekly Paclitaxel (T) and Trastuzumab (H) for Node Negative, HER2 Positive Breast Cancer (BCA).
Dang C, Tolaney S, Najita J, Gelman R, Yardley D, Marcom K, Albain K, Rugo H, Miller K, Ellis M, Shapira I, Wolff A, Carey L, Vahdat L, Burdette-Radoux S, Budd T, Krop I, Burstein H, Hudis C, Winer E. P2-18-02: Cardiac Outcomes of Patients on Adjuvant Weekly Paclitaxel (T) and Trastuzumab (H) for Node Negative, HER2 Positive Breast Cancer (BCA). Cancer Research 2011, 71: p2-18-02-p2-18-02. DOI: 10.1158/0008-5472.sabcs11-p2-18-02.Peer-Reviewed Original ResearchLeft ventricular ejection fractionCongestive heart failureHER2-positive breast cancerBenefit of chemotherapyPositive breast cancerBreast cancerHeart failureHigh-risk node-negative breast cancerIncidence of CHFSerial left ventricular ejection fractionSymptomatic congestive heart failureNode-negative breast cancerAdjuvant weekly paclitaxelAnthracycline-based treatmentNode-negative groupNode-negative populationVentricular systolic dysfunctionPhase II studyDisease-free survivalVentricular ejection fractionLVEF monitoringLVEF recoveryWeekly paclitaxelPrimary endpointProtocol therapy