2004
Change in tumor cellularity of breast carcinoma after neoadjuvant chemotherapy as a variable in the pathologic assessment of response
Rajan R, Poniecka A, Smith TL, Yang Y, Frye D, Pusztai L, Fiterman DJ, Gal‐Gombos E, Whitman G, Rouzier R, Green M, Kuerer H, Buzdar AU, Hortobagyi GN, Symmans WF. Change in tumor cellularity of breast carcinoma after neoadjuvant chemotherapy as a variable in the pathologic assessment of response. Cancer 2004, 100: 1365-1373. PMID: 15042669, DOI: 10.1002/cncr.20134.Peer-Reviewed Original ResearchConceptsResidual tumor sizeCore needle biopsyNeoadjuvant chemotherapyTumor sizeResection specimensNeedle biopsyBreast carcinomaTumor cellularityClinical responsePathologic responseControl groupDiagnostic core needle biopsyGreatest dimensionPrimary surgical managementResidual primary tumorResidual tumor categoriesComplete pathologic responseWeeks of diagnosisResidual tumor groupEosin-stained tissue sectionsCyclophosphamide chemotherapyPartial responsePathologic assessmentPathologic evaluationPathologic size
2003
Phase I and II study of exisulind in combination with capecitabine in patients with metastatic breast cancer.
Pusztai L, Zhen JH, Arun B, Rivera E, Whitehead C, Thompson WJ, Nealy KM, Gibbs A, Symmans WF, Esteva FJ, Booser D, Murray JL, Valero V, Smith TL, Hortobagyi GN. Phase I and II study of exisulind in combination with capecitabine in patients with metastatic breast cancer. Journal Of Clinical Oncology 2003, 21: 3454-61. PMID: 12972520, DOI: 10.1200/jco.2003.02.114.Peer-Reviewed Original ResearchMeSH Keywords3',5'-Cyclic-GMP PhosphodiesterasesAdultAgedAntimetabolites, AntineoplasticAntineoplastic Combined Chemotherapy ProtocolsBreast NeoplasmsCapecitabineCyclic Nucleotide Phosphodiesterases, Type 2Cyclic Nucleotide Phosphodiesterases, Type 5DeoxycytidineFemaleFluorouracilHumansImmunohistochemistryMiddle AgedNeoplasm MetastasisPhosphoric Diester HydrolasesProdrugsSulindacConceptsMetastatic breast cancerHand-foot syndromeAdverse eventsBreast cancerGrade 2Strong stainingPhase IContinuous daily therapyFrequent grade 2Dose-limiting toxicityOverall clinical benefitPercent of tumorsUnexpected adverse eventsPhase II testingBID dosePrevious anthracyclineStable diseaseDaily therapyTaxane chemotherapyLaboratory abnormalitiesMedian durationPartial responseClinical benefitTumor responseImmunohistochemical assessment
2001
Chemotherapy-induced histologic changes in mastectomy specimens and their potential significance
Sneige N, Kemp B, Pusztai L, Asmar L, Hortobagyi G. Chemotherapy-induced histologic changes in mastectomy specimens and their potential significance. The Breast 2001, 10: 492-500. PMID: 14965629, DOI: 10.1054/brst.2001.0310.Peer-Reviewed Original ResearchTumor responseHistologic changesCytologic changesComplete responseOverall survivalLymph nodesBreast cancerBreast tissueNon-neoplastic breast tissueHistologic complete responseNeoplastic breast epitheliumPost-chemotherapy tumorsPostmenopausal breast tissueClinical tumor responseRelapse-free survivalPercent of tumorsPathologic tumor responseStable diseasePreoperative chemotherapyPreoperative treatmentPartial responsePathologic assessmentHistologic confirmationPerilobular fibrosisResidual tumor
1998
Daily Oral Etoposide in Patients With Heavily Pretreated Metastatic Breast Cancer
Pusztai L, Walters R, Valero V, Theriault R, Hortobagyi G. Daily Oral Etoposide in Patients With Heavily Pretreated Metastatic Breast Cancer. American Journal Of Clinical Oncology 1998, 21: 442-446. PMID: 9781596, DOI: 10.1097/00000421-199810000-00004.Peer-Reviewed Original ResearchConceptsGrade 4 toxicityMetastatic breast cancerSignificant hematologic toxicityOral etoposideBreast cancerGrade 2Hematologic toxicityDaily oral etoposideFourth-line agentZubrod performance statusPercent of patientsPhase II studyMajority of patientsGreater thrombocytopeniaNeutropenic feverStable diseasePrevious therapyRadiologic evidenceII studyMedian durationPartial responsePerformance statusMedian ageMore regimensSevere anemiaHigh-dose chemotherapy: how resistant is breast cancer?
Pusztai L, Hortobagyi G. High-dose chemotherapy: how resistant is breast cancer? Drug Resistance Updates 1998, 1: 62-72. PMID: 17092798, DOI: 10.1016/s1368-7646(98)80216-1.Peer-Reviewed Original ResearchHigh-dose chemotherapyClinical drug resistanceBreast cancerDrug resistancePartial responseClinical patternResponse rateComplete response rateHigh-dose therapyInitial complete responseObjective response rateStandard-dose chemotherapyDifferent clinical patternsMajority of patientsPrimary drug resistanceStem cell supportHigh cure ratesDrug-resistant clonesInduction therapyInitial chemosensitivityPathologic resistanceStable diseaseCancer dieOverall survivalComplete response