2022
Does perceived stigma or shame affect stage of presentation in Iraqi Kurdish women diagnosed with breast cancer?
Chagpar A, Qader S, Baqri M, Khoshnood K, Ahmed H. Does perceived stigma or shame affect stage of presentation in Iraqi Kurdish women diagnosed with breast cancer? Journal Of Clinical Oncology 2022, 40: e18680-e18680. DOI: 10.1200/jco.2022.40.16_suppl.e18680.Peer-Reviewed Original ResearchStage 1 diseaseBreast cancerStage diseaseStage 1 breast cancerHigher stage diseaseLate-stage diseaseStage of presentationCancer Stigma ScaleMonthly household incomeBCSS scoreMost patientsCancer patientsBreast centerPatientsStigma ScaleFeelings of shameFeelings of stigmaCancerDiseaseWomenPossible scoreMarital statusIraqi womenDiagnosisStage 1
2021
ASO Visual Abstract: Assessing Interobserver Variability of Cosmetic Outcome Assessment in Breast Cancer Patients Undergoing Breast Conservation Surgery
Chagpar A, Berger E, Alperovich M, Zanieski G, Avraham T, Lannin D. ASO Visual Abstract: Assessing Interobserver Variability of Cosmetic Outcome Assessment in Breast Cancer Patients Undergoing Breast Conservation Surgery. Annals Of Surgical Oncology 2021, 28: 632-632. DOI: 10.1245/s10434-021-10584-z.Peer-Reviewed Original Research
2019
Investigation of HBOC germline mutations in women diagnosed with breast cancer in Trinidad and Tobago.
Parkinson G, Chagpar A, Alleyne-Mike K, Nunez-Smith M, Zhou A, Servais L, Hofstatter E. Investigation of HBOC germline mutations in women diagnosed with breast cancer in Trinidad and Tobago. Journal Of Clinical Oncology 2019, 37: 6574-6574. DOI: 10.1200/jco.2019.37.15_suppl.6574.Peer-Reviewed Original ResearchFemale breast cancer patientsBreast cancer patientsNCCN criteriaCancer patientsGenetic counselingHigher breast cancer mortality ratesYounger ageHBOC testingBreast cancer mortality ratesOvarian cancer syndromeBreast cancer treatmentBreast cancer casesCancer mortality ratesYears of ageTesting servicesFurther genetic counselingPre-test counselingBreast cancer diagnosisNCCN guidelinesChart reviewFemale patientsOncology unitBreast cancerCancer casesFamily history
2014
Does three-dimensional intraoperative specimen imaging reduce the need for re-excision in breast cancer patients?
Chagpar A, Butler M, Killelea B, Horowitz N, Stavris K, Lannin D. Does three-dimensional intraoperative specimen imaging reduce the need for re-excision in breast cancer patients? Journal Of Clinical Oncology 2014, 32: 107-107. DOI: 10.1200/jco.2014.32.30_suppl.107.Peer-Reviewed Original ResearchMargin statusIntraoperative imagingFinal margin statusMedian tumor sizeBreast cancer patientsRe-excision ratesIntraoperative specimen radiographyCohort of interestIntraoperative marginsResidual tumorPartial mastectomyPositive marginsProspective studyTumor sizeCancer patientsInvasive cancerFurther excisionPathology resultsIntraoperative resectionPatientsDefinitive specimenSpecimen radiographyIntraoperative specimenSurgeonsA risk score model predictive of the presence of additional disease in the axilla in early-breast cancer patients with one or two metastatic sentinel lymph nodes Canavese G, Bruzzi P, Catturich A, et al (IRCCS-AOU San Martino – IST, Genova, Italy) Eur J Surg Oncol 40:835-842, 2014§
Chagpar A. A risk score model predictive of the presence of additional disease in the axilla in early-breast cancer patients with one or two metastatic sentinel lymph nodes Canavese G, Bruzzi P, Catturich A, et al (IRCCS-AOU San Martino – IST, Genova, Italy) Eur J Surg Oncol 40:835-842, 2014§. Breast Diseases A Year Book Quarterly 2014, 25: 332-333. DOI: 10.1016/j.breastdis.2014.10.007.Peer-Reviewed Original Research
2013
Factors associated with unplanned breast cancer readmissions.
Gavankar C, Gross C, Lilenbaum R, Chagpar A. Factors associated with unplanned breast cancer readmissions. Journal Of Clinical Oncology 2013, 31: 131-131. DOI: 10.1200/jco.2013.31.31_suppl.131.Peer-Reviewed Original ResearchBreast cancer patientsCancer patientsCharlson/Deyo scoreNational Cancer DatabaseUnplanned hospital readmissionLymph node statusAmerican Cancer SocietyDeyo scoreHospital readmissionMargin statusNode statusTumor sizeInsurance statusCancer DatabaseCancer casesCancer SocietyAmerican CollegePatientsMultivariate analysisReadmissionFacility typeUHR
2012
Can primary tumor markers of cancer-initiating cells predict lymph node positivity in breast cancer patients?
Chagpar A, Neumeister V, Lannin D, Rimm D. Can primary tumor markers of cancer-initiating cells predict lymph node positivity in breast cancer patients? Journal Of Clinical Oncology 2012, 30: 1121-1121. DOI: 10.1200/jco.2012.30.15_suppl.1121.Peer-Reviewed Original ResearchBreast cancer patientsLN statusCancer patientsLymphovascular invasionTumor sizeTumor markersPositive LNsPoor prognosisMedian numberPrimary tumor markersMedian patient ageMedian tumor sizeLymph node positivityLN-positive patientsLymph node statusOnly factorCancer initiating cellsCancer-initiating cellsLevels of CD44Axillary surgeryLN positivityNode positivityPatient agePositive patientsClinicopathologic data
2011
P3-07-26: How Generalizable Is the Patient Population Enrolled in ACOSOG Z11?
Lannin D, Killelea B, Grube B, Horowitz N, Chagpar A. P3-07-26: How Generalizable Is the Patient Population Enrolled in ACOSOG Z11? Cancer Research 2011, 71: p3-07-26-p3-07-26. DOI: 10.1158/0008-5472.sabcs11-p3-07-26.Peer-Reviewed Original ResearchPositive sentinel nodesSentinel node biopsySentinel nodesPositive nodesAxillary dissectionNode biopsyLower axillary recurrence ratePositive sentinel lymph nodesAxillary recurrence rateNode-positive patientsNeo-adjuvant chemotherapyPercentage of patientsNegative sentinel nodesBreast cancer patientsSentinel lymph nodesEligibility requirementsLumpectomy patientsZ11 trialT4 tumorsPositive patientsLymph nodesRecurrence ratePatient populationCancer patientsInstitutional databaseFactors affecting lymphovascular invasion in node-positive breast cancer patients.
Cornwell L, McMasters K, Chagpar A. Factors affecting lymphovascular invasion in node-positive breast cancer patients. Journal Of Clinical Oncology 2011, 29: 24-24. DOI: 10.1200/jco.2011.29.27_suppl.24.Peer-Reviewed Original ResearchBreast cancer patientsLVI positivityCancer patientsExtracapsular extensionLarge tumorsNode-positive breast cancer patientsPositive lymph nodesProportion of patientsCohort of patientsPoor prognostic factorProspective multicenter studySynoptic pathology reportsBreast cancer tumorsBreast practicePositive nodesLarge metastasesLymphovascular invasionPatient agePrognostic factorsSurgery typeClinicopathologic factorsLymph nodesMulticenter studyVascular invasionPathology reportsIntraoperative Considerations in Sentinel Lymph Node Biopsy for Breast Cancer
Chagpar A. Intraoperative Considerations in Sentinel Lymph Node Biopsy for Breast Cancer. TouchREVIEWS In Oncology & Haematology 2011, 07: 111. DOI: 10.17925/ohr.2011.07.2.111.Peer-Reviewed Original ResearchSentinel lymph node biopsyLymph node biopsyNode biopsySLN-positive patientsAxillary node dissectionIsolated tumor cellsBreast cancer patientsBreast cancer managementNode dissectionSLN biopsyCancer patientsIntraoperative considerationsSurgical techniqueBreast cancerCancer managementTumor cellsBiopsyPatientsSubject of debateMicrometastasesLymphCancerMainstaySLNsDissection
2009
Optimal timing of radioactive tracer for sentinel node biopsy in breast cancer patients
Reuter N, Bower M, Scoggins C, Martin R, McMasters K, Chagpar A. Optimal timing of radioactive tracer for sentinel node biopsy in breast cancer patients. Journal Of Clinical Oncology 2009, 27: 611-611. DOI: 10.1200/jco.2009.27.15_suppl.611.Peer-Reviewed Original ResearchSentinel node biopsyBreast cancer patientsNode biopsySentinel nodesCancer patientsFalse negative rateOptimal timingFN rateSN identification rateMean tumor sizeProspective multicenter studyOverall false-negative rateNon-significant trendCohort of interestMulticenter studyTumor sizeMean ageSulfur colloidBreast cancerSN identificationPatientsInvasive meansNegative rateSignificant financial relationshipHot nodes
2008
Validation of clinical prediction rules for a low probability of nonsentinel and extensive lymph node involvement in breast cancer patients
Chagpar A. Validation of clinical prediction rules for a low probability of nonsentinel and extensive lymph node involvement in breast cancer patients. Breast Diseases A Year Book Quarterly 2008, 19: 159. DOI: 10.1016/s1043-321x(08)80104-x.Peer-Reviewed Original ResearchQS127. Response of Axillary Lymph Nodes to Neoadjuvant Chemotherapy Parallels Primary Tumor Response in Breast Cancer Patients
Pilavas J, Napper L, Clements K, Chagpar A. QS127. Response of Axillary Lymph Nodes to Neoadjuvant Chemotherapy Parallels Primary Tumor Response in Breast Cancer Patients. Journal Of Surgical Research 2008, 144: 318. DOI: 10.1016/j.jss.2007.12.367.Peer-Reviewed Original ResearchDistant Metastasis in Elderly Patients with Breast Cancer: Prognosis with Nodal Status
Chagpar A. Distant Metastasis in Elderly Patients with Breast Cancer: Prognosis with Nodal Status. Methods Of Cancer Diagnosis, Therapy And Prognosis 2008, 1: 601-608. DOI: 10.1007/978-1-4020-8369-3_42.Peer-Reviewed Original ResearchBreast cancer patientsBreast cancerElderly patientsDistant metastasisCancer patientsElderly breast cancer patientsHigh incidence rateQuality of lifeNodal statusMedian ageMedical managementOptimal therapyClinical trialsIncidence rateTreatment decisionsElderly individualsPatientsTumor biologyElderly formPopulation agesCancerDistinct subgroupsMetastasisAgeVariety of factors
2007
3–42 A Declining Rate of Completion Axillary Dissection in Sentinel Lymph Node-positive Breast Cancer Patients Is Associated With the Use of a Multivariate Nomogram
Chagpar A. 3–42 A Declining Rate of Completion Axillary Dissection in Sentinel Lymph Node-positive Breast Cancer Patients Is Associated With the Use of a Multivariate Nomogram. Breast Diseases A Year Book Quarterly 2007, 18: 285. DOI: 10.1016/s1043-321x(07)80338-9.Peer-Reviewed Original Research