2023
Multi-institutional Assessment of Pathologist Scoring HER2 Immunohistochemistry
Robbins C, Fernandez A, Han G, Wong S, Harigopal M, Podoll M, Singh K, Ly A, Kuba M, Wen H, Sanders M, Brock J, Wei S, Fadare O, Hanley K, Jorns J, Snir O, Yoon E, Rabe K, Soong T, Reisenbichler E, Rimm D. Multi-institutional Assessment of Pathologist Scoring HER2 Immunohistochemistry. Modern Pathology 2023, 36: 100032. PMID: 36788069, PMCID: PMC10278086, DOI: 10.1016/j.modpat.2022.100032.Peer-Reviewed Original ResearchConceptsOverall percent agreementHuman epidermal growth factor 2HER2 IHCReal-world settingEpidermal growth factor 2HER2-negative statusBreast cancer biopsiesCompanion diagnostic testsMulti-institutional assessmentGrowth factor 2Breast cancerImmunohistochemistry assaysCancer biopsiesHER2 immunohistochemistryPathologist concordanceIHCClinical standardsPercent agreementDiagnostic testsSubstantial discordanceERBB2 geneInterrater reliabilityPathologistsFactor 2Concordance
2013
Comparison of HER2 and Phospho-HER2 Expression between Biopsy and Resected Breast Cancer Specimens Using a Quantitative Assessment Method
Bai Y, Cheng H, Bordeaux J, Neumeister V, Kumar S, Rimm DL, Stern DF. Comparison of HER2 and Phospho-HER2 Expression between Biopsy and Resected Breast Cancer Specimens Using a Quantitative Assessment Method. PLOS ONE 2013, 8: e79901. PMID: 24278211, PMCID: PMC3836903, DOI: 10.1371/journal.pone.0079901.Peer-Reviewed Original ResearchConceptsCore needle biopsyBreast cancer casesResection specimensCancer casesHER2/neu overexpressionPrediction of responsePre-analytic variablesNeu overexpressionTumor resectionNeedle biopsyBreast cancerHER2 immunoreactivityRetrospective collectionHER2Drug trastuzumabClinical implicationsHER2 proteinQuantitative immunofluorescenceResectionPHER2Good responseFurther studiesBiopsyTrastuzumabImmunoreactivity