2017
Impacts of Early Guideline-Directed 21-Gene Recurrence Score Testing on Adjuvant Therapy Decision Making
Dzimitrowicz H, Mougalian S, Storms S, Hurd S, Chagpar AB, Killelea BK, Horowitz NR, Lannin DR, Harigopal M, Hofstatter E, DiGiovanna MP, Adelson KB, Silber A, Abu-Khalaf M, Chung G, Zaheer W, Abdelghany O, Hatzis C, Pusztai L, Sanft TB. Impacts of Early Guideline-Directed 21-Gene Recurrence Score Testing on Adjuvant Therapy Decision Making. JCO Oncology Practice 2017, 13: jop.2017.022731. PMID: 29048991, DOI: 10.1200/jop.2017.022731.Peer-Reviewed Original ResearchConceptsAdjuvant therapy decisionsRecurrence scoreChemotherapy useRS testingMedical oncologistsHistorical controlsChemotherapy decisionsTherapy decisionsEligibility criteriaNational Comprehensive Cancer Network guidelinesProspective quality improvement projectEarly-stage breast cancerAdjuvant chemotherapy recommendationsTime of diagnosisTime of surgeryQuality improvement projectTesting groupChemotherapy initiationChemotherapy recommendationsMedian timeTrial enrollmentNetwork guidelinesSurgical oncologistsClinical trialsBreast cancerCan Tumor Biology Predict Occult Multifocal Disease in Breast Cancer Patients?
Chagpar AB, Cicek AF, Harigopal M. Can Tumor Biology Predict Occult Multifocal Disease in Breast Cancer Patients? The American Surgeon 2017, 83: 704-708. PMID: 28738939, DOI: 10.1177/000313481708300725.Peer-Reviewed Original ResearchConceptsBreast cancer patientsNegative marginsCancer patientsPrimary tumor markersInvasive tumor sizePrimary tumor tissuesMedian invasive tumor sizeInitial surgeryOccult cancerOccult diseaseProspective trialInitial resectionMultifocal diseasePartial mastectomyDuctal carcinomaTumor sizeCavity shavesStage 0Independent pathologistsTumor markersTissue microarrayFurther diseasePatientsTumor tissueDiseaseEconomic Impact of Routine Cavity Margins Versus Standard Partial Mastectomy in Breast Cancer Patients
Chagpar AB, Horowitz NR, Killelea BK, Tsangaris T, Longley P, Grizzle S, Loftus M, Li F, Butler M, Stavris K, Yao X, Harigopal M, Bossuyt V, Lannin DR, Pusztai L, Davidoff AJ, Gross CP. Economic Impact of Routine Cavity Margins Versus Standard Partial Mastectomy in Breast Cancer Patients. Annals Of Surgery 2017, 265: 39-44. PMID: 27192352, PMCID: PMC5605915, DOI: 10.1097/sla.0000000000001799.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overBreast NeoplasmsCarcinoma, Ductal, BreastCarcinoma, Intraductal, NoninfiltratingCarcinoma, LobularConnecticutFemaleFollow-Up StudiesHealth ExpendituresHospital CostsHumansMargins of ExcisionMastectomy, SegmentalMiddle AgedProspective StudiesReoperationSingle-Blind MethodTreatment OutcomeConceptsCavity shave marginsStandard partial mastectomyPartial mastectomyRe-excision ratesIndex surgeryInitial surgeryBreast cancerHospital perspectiveLower re-excision ratesDirect hospital costsBreast cancer patientsOperating room timeReoperative surgeryBaseline characteristicsOperative timePositive marginsShave marginsCancer patientsHospital costsStage 0Room timeSurgeryPathology costsPatientsMastectomy
2010
Multiplexed Assessment of the Southwest Oncology Group-Directed Intergroup Breast Cancer Trial S9313 by AQUA Shows that Both High and Low Levels of HER2 Are Associated with Poor Outcome
Harigopal M, Barlow WE, Tedeschi G, Porter PL, Yeh IT, Haskell C, Livingston R, Hortobagyi GN, Sledge G, Shapiro C, Ingle JN, Rimm DL, Hayes DF. Multiplexed Assessment of the Southwest Oncology Group-Directed Intergroup Breast Cancer Trial S9313 by AQUA Shows that Both High and Low Levels of HER2 Are Associated with Poor Outcome. American Journal Of Pathology 2010, 176: 1639-1647. PMID: 20150438, PMCID: PMC2843456, DOI: 10.2353/ajpath.2010.090711.Peer-Reviewed Original ResearchConceptsDisease-free survivalEstrogen receptorContinuous variablesSouthwest Oncology GroupAQUA methodAC chemotherapyMenopausal statusNegative patientsOncology GroupNode statusSequential doxorubicinPoor outcomeTumor sizeProgesterone receptorPrognostic informationWorse outcomesTissue biomarkersTissue microarrayBiphasic effectP53 expressionPatientsHER2Low expressersDiagnostic approachMultiplexed assessment