2024
Endocrine-Sensitive Disease Rate in Postmenopausal Patients With Estrogen Receptor–Rich/ERBB2-Negative Breast Cancer Receiving Neoadjuvant Anastrozole, Fulvestrant, or Their Combination
X. C, Suman V, Sanati S, Vij K, Anurag M, Leitch A, Unzeitig G, Hoog J, Fernandez-Martinez A, Fan C, Gibbs R, Watson M, Dockter T, Hahn O, Guenther J, Caudle A, Crouch E, Tiersten A, Mita M, Razaq W, Hieken T, Wang Y, Rimawi M, Weiss A, Winer E, Hunt K, Perou C, Ellis M, Partridge A, Carey L. Endocrine-Sensitive Disease Rate in Postmenopausal Patients With Estrogen Receptor–Rich/ERBB2-Negative Breast Cancer Receiving Neoadjuvant Anastrozole, Fulvestrant, or Their Combination. JAMA Oncology 2024, 10: 362-371. PMID: 38236590, PMCID: PMC10797521, DOI: 10.1001/jamaoncol.2023.6038.Peer-Reviewed Original ResearchConceptsNeoadjuvant endocrine therapyBreast cancerWeek 4Neoadjuvant chemotherapyPostmenopausal womenPAM50 subtypesNonluminal tumorsClinical stage II to IIIRate of pathological complete responseClinical trialsHER2)-negative breast cancerPhase 3 randomized clinical trialLuminal B tumorsPathological complete responseLuminal A tumorsEarly-stage diseaseRandomized clinical trialsStage II to IIIAnastrozole armNeoadjuvant anastrozoleTumor Ki67Postmenopausal patientsB tumorsComplete responseA tumors
2023
Comprehensive genomic characterization of HER2-low and HER2-0 breast cancer
Tarantino P, Gupta H, Hughes M, Files J, Strauss S, Kirkner G, Feeney A, Li Y, Garrido-Castro A, Barroso-Sousa R, Bychkovsky B, DiLascio S, Sholl L, MacConaill L, Lindeman N, Johnson B, Meyerson M, Jeselsohn R, Qiu X, Li R, Long H, Winer E, Dillon D, Curigliano G, Cherniack A, Tolaney S, Lin N. Comprehensive genomic characterization of HER2-low and HER2-0 breast cancer. Nature Communications 2023, 14: 7496. PMID: 37980405, PMCID: PMC10657399, DOI: 10.1038/s41467-023-43324-w.Peer-Reviewed Original ResearchConceptsHER2-low tumorsBreast cancerHER2-negative metastatic breast cancerMetastatic breast cancerTumor mutational burdenHigh rateComprehensive genomic characterizationHER2 0Mutational burdenBreast tumorsTumorsHER2Genomic alterationsNext-generation sequencingSignificant differencesGenomic findingsCancerGenomic landscapeMolecular underpinningsHemideletionGenomic characterizationHigher numberPatientsCopy countsImmunological and clinicopathological features predict HER2-positive breast cancer prognosis in the neoadjuvant NeoALTTO and CALGB 40601 randomized trials
Rediti M, Fernandez-Martinez A, Venet D, Rothé F, Hoadley K, Parker J, Singh B, Campbell J, Ballman K, Hillman D, Winer E, El-Abed S, Piccart M, Di Cosimo S, Symmans W, Krop I, Salgado R, Loi S, Pusztai L, Perou C, Carey L, Sotiriou C. Immunological and clinicopathological features predict HER2-positive breast cancer prognosis in the neoadjuvant NeoALTTO and CALGB 40601 randomized trials. Nature Communications 2023, 14: 7053. PMID: 37923752, PMCID: PMC10624889, DOI: 10.1038/s41467-023-42635-2.Peer-Reviewed Original ResearchConceptsEvent-free survivalHER2-positive breast cancerPathological complete responseCALGB 40601Breast cancerBreast pathological complete responseStromal tumor-infiltrating lymphocytesHormone receptor statusPhase III trialsClinical nodal statusIndependent prognostic factorTumor-infiltrating lymphocytesIdentification of patientsBreast cancer prognosisT cell receptorNeoadjuvant paclitaxelNeoadjuvant therapyIII trialsNodal statusComplete responsePrognostic factorsPrognostic scoreReceptor statusClinicopathological featuresResidual diseaseCorrelation of SUV on Early Interim PET with Recurrence-Free Survival and Overall Survival in Primary Operable HER2-Positive Breast Cancer (the TBCRC026 Trial)
Hennessy M, Leal J, Huang C, Solnes L, Denbow R, Abramson V, Carey L, Liu M, Rimawi M, Specht J, Storniolo A, Valero V, Vaklavas C, Winer E, Krop I, Wolff A, Cimino-Mathews A, Wahl R, Stearns V, Connolly R. Correlation of SUV on Early Interim PET with Recurrence-Free Survival and Overall Survival in Primary Operable HER2-Positive Breast Cancer (the TBCRC026 Trial). Journal Of Nuclear Medicine 2023, 64: jnumed.123.265853. PMID: 37652539, DOI: 10.2967/jnumed.123.265853.Peer-Reviewed Original ResearchConceptsF-FDG PET/CTHER2-positive breast cancerRecurrence-free survivalPET/CTPathologic complete responseOverall survivalBreast cancerOperable HER2-positive breast cancerHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2Growth factor receptor 2Kaplan-Meier methodStatistical significanceLean body massFactor receptor 2Imaging-based biomarkersCorrelation of SUVHER2 therapyNeoadjuvant trastuzumabNeoadjuvant therapyAdjuvant therapyComplete responsePhysician's discretionOS outcomesCox regressionImpact of BMI in Patients With Early Hormone Receptor–Positive Breast Cancer Receiving Endocrine Therapy With or Without Palbociclib in the PALLAS Trial
Pfeiler G, Hlauschek D, Mayer E, Deutschmann C, Kacerovsky-Strobl S, Martin M, Meisel J, Zdenkowski N, Loibl S, Balic M, Park H, Prat A, Isaacs C, Bajetta E, Balko J, Bellet-Ezquerra M, Bliss J, Burstein H, Cardoso F, Fohler H, Foukakis T, Gelmon K, Goetz M, Haddad T, Iwata H, Jassem J, Lee S, Linderholm B, Los M, Mamounas E, Miller K, Morris P, Munzone E, Gal-Yam E, Ring A, Shepherd L, Singer C, Thomssen C, Tseng L, Valagussa P, Winer E, Wolff A, Zoppoli G, Machacek-Link J, Schurmans C, Huang X, Gauthier E, Fesl C, Dueck A, DeMichele A, Gnant M, Cameron D, El-Abed S, Rugo H, Steger G, Traina T, Werutsky G, Wolmark N. Impact of BMI in Patients With Early Hormone Receptor–Positive Breast Cancer Receiving Endocrine Therapy With or Without Palbociclib in the PALLAS Trial. Journal Of Clinical Oncology 2023, 41: 5118-5130. PMID: 37556775, DOI: 10.1200/jco.23.00126.Peer-Reviewed Original ResearchConceptsImpact of BMIPALLAS trialBMI categoriesHigher BMIEarly hormone receptor-positive breast cancerHormone receptor-positive breast cancerReceptor-positive breast cancerAddition of palbociclibEfficacy of palbociclibEarly treatment discontinuationRelative dose intensityTreatment discontinuation ratesDisease-free survivalSide effect profileMultivariable logistic regressionBreast cancer riskSignificant decreaseNeutropenia ratesPalbociclib armEndocrine therapyTreatment discontinuationDiscontinuation ratesDose intensityEarly discontinuationNormal weightAssessment of the HER2DX Assay in Patients With ERBB2-Positive Breast Cancer Treated With Neoadjuvant Paclitaxel, Trastuzumab, and Pertuzumab
Waks A, Ogayo E, Paré L, Marín-Aguilera M, Brasó-Maristany F, Galván P, Castillo O, Martínez-Sáez O, Vivancos A, Villagrasa P, Villacampa G, Tarantino P, Desai N, Guerriero J, Metzger O, Tung N, Krop I, Parker J, Perou C, Prat A, Winer E, Tolaney S, Mittendorf E. Assessment of the HER2DX Assay in Patients With ERBB2-Positive Breast Cancer Treated With Neoadjuvant Paclitaxel, Trastuzumab, and Pertuzumab. JAMA Oncology 2023, 9: 835-840. PMID: 37103927, PMCID: PMC10141272, DOI: 10.1001/jamaoncol.2023.0181.Peer-Reviewed Original ResearchConceptsPathologic complete responseNeoadjuvant therapyPCR scoresNeoadjuvant paclitaxelBreast cancerPrognostic studiesRisk scoreLikelihood of pCRPretreatment tumor biopsy samplesErbB2-positive breast cancerBaseline tumor samplesLimited clinical featuresFavorable survival outcomesHormone receptor statusPositive breast cancerPrognostic risk scoreTumor biopsy samplesPaclitaxel weeklyComplete responsePCR rateReceptor statusClinical featuresMean ageSurvival outcomesRecurrence eventsImpact of Neoadjuvant Paclitaxel/Trastuzumab/Pertuzumab on Breast Tumor Downsizing for Patients with HER2+ Breast Cancer: Single-Arm Prospective Clinical Trial.
Weiss A, Li T, Desai N, Tung N, Poorvu P, Partridge A, Nakhlis F, Dominici L, Sinclair N, Spring L, Faggen M, Constantine M, Krop I, DeMeo M, Wrabel E, Alberti J, Chikarmane S, Tayob N, King T, Tolaney S, Winer E, Mittendorf E, Waks A. Impact of Neoadjuvant Paclitaxel/Trastuzumab/Pertuzumab on Breast Tumor Downsizing for Patients with HER2+ Breast Cancer: Single-Arm Prospective Clinical Trial. Journal Of The American College Of Surgeons 2023, 237: 247-256. PMID: 37194964, DOI: 10.1097/xcs.0000000000000761.Peer-Reviewed Original ResearchConceptsBreast conservation therapyTrastuzumab/pertuzumabBreast cancerTumor downsizingSystemic therapyBCT ratesSingle-arm prospective clinical trialBreast pathologic complete responseSingle-arm prospective trialBreast cancer warrants further investigationBCT-eligible patientsBreast size ratioCancer warrants further investigationEarly-stage HER2Neoadjuvant systemic therapyPathologic complete responseProspective clinical trialsWarrants further investigationBCT eligibilityMulticentric tumorsNeoadjuvant regimensProspective trialComplete responseLocal therapyConservation therapyTucatinib 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
2022
The oral selective estrogen receptor degrader GDC-0810 (ARN-810) in postmenopausal women with hormone receptor-positive HER2-negative (HR + /HER2 −) advanced/metastatic breast cancer
Bardia A, Mayer I, Winer E, Linden H, Ma C, Parker B, Bellet M, Arteaga C, Cheeti S, Gates M, Chang C, Fredrickson J, Spoerke J, Moore H, Giltnane J, Friedman L, Chow Maneval E, Chan I, Jhaveri K. The oral selective estrogen receptor degrader GDC-0810 (ARN-810) in postmenopausal women with hormone receptor-positive HER2-negative (HR + /HER2 −) advanced/metastatic breast cancer. Breast Cancer Research And Treatment 2022, 197: 319-331. PMID: 36401732, PMCID: PMC9823088, DOI: 10.1007/s10549-022-06797-9.Peer-Reviewed Original ResearchConceptsMetastatic breast cancerSelective estrogen receptor degraderDose escalationESR1 mutationsPostmenopausal womenBreast cancerEstrogen receptorCombination treatmentNon-complete response/non-progressive diseaseAdvanced/Metastatic Breast CancerOral selective estrogen receptor degraderPreliminary anti-tumor activityESR1 mutation statusPhase 2 dosePlasma ctDNA samplesCommon adverse eventsNon-progressive diseaseDose-limiting toxicityHormone-releasing hormoneSelective estrogen receptorAnti-tumor activityStable diseaseAdverse eventsPartial responseProgressive diseaseClinical Efficacy and Whole-Exome Sequencing of Liquid Biopsies in a Phase IB/II Study of Bazedoxifene and Palbociclib in Advanced Hormone Receptor-Positive Breast Cancer.
Tsuji J, Li T, Grinshpun A, Coorens T, Russo D, Anderson L, Rees R, Nardone A, Patterson C, Lennon NJ, Cibulskis C, Leshchiner I, Tayob N, Tolaney SM, Tung N, McDonnell DP, Krop IE, Winer EP, Stewart C, Getz G, Jeselsohn R. Clinical Efficacy and Whole-Exome Sequencing of Liquid Biopsies in a Phase IB/II Study of Bazedoxifene and Palbociclib in Advanced Hormone Receptor-Positive Breast Cancer. Clinical Cancer Research 2022, 28: 5066-5078. PMID: 36215125, PMCID: PMC9722539, DOI: 10.1158/1078-0432.ccr-22-2305.Peer-Reviewed Original ResearchConceptsProgression-free survivalPhase Ib/II studyCombination of palbociclibBreast cancerWhole-exome sequencingESR1 mutationsII studyClinical efficacySafety profileHormone receptor-positive/HER2-negative advanced breast cancerAdvanced hormone receptor-positive breast cancerHER2-negative advanced breast cancerHormone receptor-positive breast cancerThird-generation selective estrogen receptor modulatorMedian progression-free survivalEndocrine-resistant breast cancerReceptor-positive breast cancerShorter progression-free survivalSelective estrogen receptor modulatorsClinical benefit rateAcceptable safety profileAdvanced breast cancerEstrogen receptor modulatorsSelective ER degraderDNA whole-exome sequencingPreclinical and clinical efficacy of trastuzumab deruxtecan in breast cancer brain metastases
Kabraji S, Ni J, Sammons S, Li T, Van Swearingen AED, Wang Y, Pereslete A, Hsu L, DiPiro PJ, Lascola C, Moore H, Hughes M, Raghavendra AS, Gule-Monroe M, Murthy RK, Winer EP, Anders CK, Zhao JJ, Lin NU. Preclinical and clinical efficacy of trastuzumab deruxtecan in breast cancer brain metastases. Clinical Cancer Research 2022, 29: 174-182. PMID: 36074155, PMCID: PMC9811155, DOI: 10.1158/1078-0432.ccr-22-1138.Peer-Reviewed Original ResearchConceptsBreast cancer brain metastasesActive brain metastasesObjective response rateCNS objective response rateCancer brain metastasesBrain metastasesT-DXdPatient-derived xenograftsPDX modelsCohort studyTrastuzumab deruxtecanClinical efficacyClinical trialsHER2-positive breast cancer brain metastasesMetastatic HER2-positive breast cancerResponse rateMulti-institutional cohort studyHER2-positive breast cancerRetrospective multi-institutional cohort studyOrthotopic patient-derived xenograftsRetrospective cohort studyProspective clinical trialsSubset of patientsCentral nervous system activityPivotal clinical trialsEfficacy of neoadjuvant chemotherapy in male breast cancer compared with female breast cancer
Leone JP, Hassett MJ, Leone J, Tolaney SM, Vallejo CT, Leone BA, Winer EP, Lin NU. Efficacy of neoadjuvant chemotherapy in male breast cancer compared with female breast cancer. Cancer 2022, 128: 3796-3803. PMID: 36069365, PMCID: PMC9826058, DOI: 10.1002/cncr.34448.Peer-Reviewed Original ResearchConceptsPathologic complete responseFive-year OSNeoadjuvant chemotherapyMale breast cancerBreast cancerTumor subtypesOverall survivalIndependent associationEfficacy of NACInitiation of NACHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2National Cancer DatabaseGrowth factor receptor 2Multivariable logistic regressionFemale breast cancerFactor receptor 2HR-/HER2Complete responseMedian timeMultivariable analysisKaplan-MeierCancer DatabaseReceptor 2Logistic regressionExpanding the Staging Criteria for T1-2N0 Hormone-Receptor Positive Breast Cancer Patients Enrolled in TAILORx
Kantor O, Burstein HJ, King TA, Shak S, Russell CA, Giuliano AE, Hortobagyi GN, Winer EP, Korde LA, Sparano JA, Mittendorf EA. Expanding the Staging Criteria for T1-2N0 Hormone-Receptor Positive Breast Cancer Patients Enrolled in TAILORx. Annals Of Surgical Oncology 2022, 29: 8016-8023. PMID: 35900648, DOI: 10.1245/s10434-022-12225-5.Peer-Reviewed Original ResearchMeSH KeywordsBreast NeoplasmsFemaleHormonesHumansNeoplasm Recurrence, LocalNeoplasm StagingPrognosisReceptor, ErbB-2ConceptsRecurrence-free intervalBreast cancer patientsRecurrence scoreTAILORx trialEndocrine therapyCancer patientsHormone receptor-positive breast cancer patientsBackgroundThe American Joint CommitteePositive breast cancer patientsCurrent AJCC staging systemHuman epidermal growth factor receptorBreast Recurrence ScoreKaplan-Meier methodAmerican Joint CommitteeAJCC staging systemEpidermal growth factor receptorGrowth factor receptorMedian followT1-2N0T3 diseasePrognostic stagingStaging systemStaging criteriaBreast cancerResultsThe studyCirculating Tumor DNA and Late Recurrence in High-Risk Hormone Receptor–Positive, Human Epidermal Growth Factor Receptor 2–Negative Breast Cancer
Lipsyc-Sharf M, de Bruin EC, Santos K, McEwen R, Stetson D, Patel A, Kirkner GJ, Hughes ME, Tolaney SM, Partridge AH, Krop IE, Knape C, Feger U, Marsico G, Howarth K, Winer EP, Lin NU, Parsons HA. Circulating Tumor DNA and Late Recurrence in High-Risk Hormone Receptor–Positive, Human Epidermal Growth Factor Receptor 2–Negative Breast Cancer. Journal Of Clinical Oncology 2022, 40: 2408-2419. PMID: 35658506, PMCID: PMC9467679, DOI: 10.1200/jco.22.00908.Peer-Reviewed Original ResearchConceptsMinimal residual diseaseWhole-exome sequencingClinical recurrenceMetastatic recurrenceBreast cancerEarly-stage hormone receptor-positive breast cancerHormone receptor-positive breast cancerTumor tissueHigh-risk stage IIReceptor-positive breast cancerTumor DNAHuman epidermal growth factor receptorDistant metastatic recurrenceHormone receptor positiveMRD-positive patientsPlasma samplesTime of consentPrimary tumor tissuesSufficient tumor tissueEpidermal growth factor receptorAdjuvant settingGrowth factor receptorLocal recurrenceClinical outcomesDistant metastasisAiming at a Tailored Cure for ERBB2-Positive Metastatic Breast Cancer
Tarantino P, Curigliano G, Parsons HA, Lin NU, Krop I, Mittendorf EA, Waks A, Winer EP, Tolaney SM. Aiming at a Tailored Cure for ERBB2-Positive Metastatic Breast Cancer. JAMA Oncology 2022, 8: 629-635. PMID: 35024766, DOI: 10.1001/jamaoncol.2021.6597.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic Combined Chemotherapy ProtocolsBreast NeoplasmsFemaleHumansQuality of LifeReceptor, ErbB-2TrastuzumabConceptsErbB2-positive metastatic breast cancerMetastatic breast cancerPopulation of patientsBreast cancerDe novo metastaticErb-b2 receptor tyrosine kinase 2High ERBB2 expressionCurrent treatment algorithmsHigh-dose chemotherapyLong-term respondersFraction of patientsAntitumor immune activationReceptor tyrosine kinase 2Quality of lifeOverall survivalSystemic treatmentTrastuzumab deruxtecanPathologic featuresTreatment algorithmFrontline treatmentImmune activationBiologic treatmentPathologic termsDisease burdenLong-term benefitsp16INK4A-deficiency predicts response to combined HER2 and CDK4/6 inhibition in HER2+ breast cancer brain metastases
Ni J, Kabraji S, Xie S, Wang Y, Pan P, He X, Liu Z, Leone JP, Long HW, Brown MA, Winer EP, Dillon DAR, Lin NU, Zhao JJ. p16INK4A-deficiency predicts response to combined HER2 and CDK4/6 inhibition in HER2+ breast cancer brain metastases. Nature Communications 2022, 13: 1473. PMID: 35304445, PMCID: PMC8933392, DOI: 10.1038/s41467-022-29081-2.Peer-Reviewed Original ResearchConceptsPatient-derived xenograftsBrain metastasesMetastatic HER2-positive breast cancerBiomarker-driven clinical trialsBreast cancer brain metastasesHER2-positive breast cancerOrthotopic patient-derived xenograftsMajority of HER2Cancer brain metastasesCDK4/6 inhibitionProtein immunohistochemistryClinical trialsBreast cancerHER2Tumor suppressor p16INK4aPatientsMetastasisBCBMAbemaciclibTucatinibXenograftsImmunohistochemistryCancerCDK4/6TrialsOverall Survival with Ribociclib plus Letrozole in Advanced Breast Cancer
Hortobagyi GN, Stemmer SM, Burris HA, Yap YS, Sonke GS, Hart L, Campone M, Petrakova K, Winer EP, Janni W, Conte P, Cameron DA, André F, Arteaga CL, Zarate JP, Chakravartty A, Taran T, Le Gac F, Serra P, O'Shaughnessy J. Overall Survival with Ribociclib plus Letrozole in Advanced Breast Cancer. New England Journal Of Medicine 2022, 386: 942-950. PMID: 35263519, DOI: 10.1056/nejmoa2114663.Peer-Reviewed Original ResearchConceptsAdvanced breast cancerSignificant overall survival benefitMedian overall survivalOverall survival benefitProgression-free survivalOverall survivalBreast cancerSurvival benefitHER2-negative advanced breast cancerKey secondary end pointProtocol-specified final analysisLonger progression-free survivalHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2Negative advanced breast cancerStratified log-rank testFirst-line ribociclibSecondary end pointsFirst-line therapyNew safety signalsPhase 3 trialGrowth factor receptor 2Kaplan-Meier methodLog-rank testFactor receptor 2The Phase II MutHER Study of Neratinib Alone and in Combination with Fulvestrant in HER2-Mutated, Non-amplified Metastatic Breast CancerNeratinib and Fulvestrant in HER2-Mutated Breast Cancer
X. C, Luo J, Freedman RA, Pluard TJ, Nangia JR, Lu J, Valdez-Albini F, Cobleigh M, Jones JM, Lin NU, Winer EP, Marcom PK, Thomas S, Anderson J, Haas B, Bucheit L, Bryce R, Lalani AS, Carey LA, Goetz MP, Gao F, Kimmick G, Pegram MD, Ellis MJ, Bose R. The Phase II MutHER Study of Neratinib Alone and in Combination with Fulvestrant in HER2-Mutated, Non-amplified Metastatic Breast CancerNeratinib and Fulvestrant in HER2-Mutated Breast Cancer. Clinical Cancer Research 2022, 28: 1258-1267. PMID: 35046057, DOI: 10.1158/1078-0432.ccr-21-3418.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic Combined Chemotherapy ProtocolsBreast NeoplasmsFemaleFulvestrantHumansQuinolinesReceptor, ErbB-2ConceptsMetastatic breast cancerBreast cancerER cohortEstrogen receptor-positive breast cancerReceptor-positive breast cancerClinical benefit rateDual HER2 blockadePhase II trialEfficacy of neratinibHER2 blockadeNeratinib monotherapyStable diseaseII trialHER2 mutationsLobular histologyPartial responseEndocrine resistanceBenefit ratePatientsFurther evaluationCancerFulvestrantHER2NeratinibProgressionTreatment Exposure and Discontinuation in the PALbociclib CoLlaborative Adjuvant Study of Palbociclib With Adjuvant Endocrine Therapy for Hormone Receptor-Positive/Human Epidermal Growth Factor Receptor 2-Negative Early Breast Cancer (PALLAS/AFT-05/ABCSG-42/BIG-14-03).
Mayer EL, Fesl C, Hlauschek D, Garcia-Estevez L, Burstein HJ, Zdenkowski N, Wette V, Miller KD, Balic M, Mayer IA, Cameron D, Winer EP, Ponce Lorenzo JJ, Lake D, Pristauz-Telsnigg G, Haddad TC, Shepherd L, Iwata H, Goetz M, Cardoso F, Traina TA, Sabanathan D, Breitenstein U, Ackerl K, Metzger Filho O, Zehetner K, Solomon K, El-Abed S, Theall KP, Lu DR, Dueck A, Gnant M, DeMichele A. Treatment Exposure and Discontinuation in the PALbociclib CoLlaborative Adjuvant Study of Palbociclib With Adjuvant Endocrine Therapy for Hormone Receptor-Positive/Human Epidermal Growth Factor Receptor 2-Negative Early Breast Cancer (PALLAS/AFT-05/ABCSG-42/BIG-14-03). Journal Of Clinical Oncology 2022, 40: 449-458. PMID: 34995105, PMCID: PMC9851679, DOI: 10.1200/jco.21.01918.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic Agents, HormonalAntineoplastic Combined Chemotherapy ProtocolsBreast NeoplasmsChemotherapy, AdjuvantDisease-Free SurvivalFemaleHumansNeoplasm StagingPiperazinesProtein Kinase InhibitorsPyridinesReceptor, ErbB-2Receptors, EstrogenReceptors, ProgesteroneRisk FactorsTime FactorsConceptsInvasive disease-free survivalAdjuvant endocrine therapyHuman epidermal growth factor receptorEndocrine therapyEpidermal growth factor receptorPalbociclib exposureGrowth factor receptorBreast cancerHormone Receptor-Positive/Human Epidermal Growth Factor ReceptorAddition of palbociclibNovel adjuvant treatmentDisease-free survivalEarly breast cancerFactor receptorOral cancer therapyProtocol analysisPALLAS studyAdjuvant treatmentEarly discontinuationAdjuvant studiesDiscontinuation ratesDose modificationAnalysis populationCDK4/6 inhibitorsDrug persistenceLocal Therapy Outcomes and Toxicity From the ATEMPT Trial (TBCRC 033): A Phase II Randomized Trial of Adjuvant Trastuzumab Emtansine Versus Paclitaxel in Combination With Trastuzumab in Women With Stage I HER2-Positive Breast Cancer
Bellon JR, Tayob N, Yang DD, Tralins J, Dang CT, Isakoff SJ, DeMeo M, Burstein HJ, Partridge AH, Winer EP, Krop IE, Tolaney SM. Local Therapy Outcomes and Toxicity From the ATEMPT Trial (TBCRC 033): A Phase II Randomized Trial of Adjuvant Trastuzumab Emtansine Versus Paclitaxel in Combination With Trastuzumab in Women With Stage I HER2-Positive Breast Cancer. International Journal Of Radiation Oncology • Biology • Physics 2022, 113: 117-124. PMID: 34990776, DOI: 10.1016/j.ijrobp.2021.12.173.Peer-Reviewed Original ResearchConceptsHER2-positive breast cancerBreast-conserving surgeryStage I HER2-positive breast cancerT-DM1 armBreast radiation therapyT-DM1Radiation therapySkin toxicityBreast cancerBCS patientsWBRT patientsInvasive disease-free survival eventsDisease-free survival eventsInvasive disease-free survivalHuman epidermal growth factor receptor 2Phase II Randomized TrialWhole breast radiation therapyEpidermal growth factor receptor 2Adjuvant T-DM1Adjuvant trastuzumab emtansineEfficacy of HER2RT-related toxicityWeeks of therapyAcute skin toxicityAnti-HER2 therapy