2021
Ruxolitinib discontinuation in polycythemia vera: Patient characteristics, outcomes, and salvage strategies from a large multi-institutional database
Tremblay D, Ronner L, Podoltsev N, Gotlib J, Heaney M, Kuykendall A, O'Connell C, Shammo JM, Fleischman A, Mesa R, Yacoub A, Hoffman R, Moshier E, Zubizarreta N, Mascarenhas J. Ruxolitinib discontinuation in polycythemia vera: Patient characteristics, outcomes, and salvage strategies from a large multi-institutional database. Leukemia Research 2021, 109: 106629. PMID: 34082375, DOI: 10.1016/j.leukres.2021.106629.Peer-Reviewed Original ResearchConceptsMulti-institutional databaseRuxolitinib discontinuationPolycythemia veraLarge multi-institutional databaseAvailable salvage therapiesDiscontinuation of ruxolitinibTreatment of patientsFurther therapeutic developmentLast followSalvage therapyCytoreductive therapyAdverse eventsPatient characteristicsThrombotic eventsTreatment initiationSimilar patientsDisease characteristicsDismal outcomeFavorable outcomeSalvage strategyPV patientsDiscontinuationInterferon αPatientsRuxolitinib
2020
Interferon alpha therapy in essential thrombocythemia and polycythemia vera—a systematic review and meta-analysis
Bewersdorf JP, Giri S, Wang R, Podoltsev N, Williams RT, Tallman MS, Rampal RK, Zeidan AM, Stahl M. Interferon alpha therapy in essential thrombocythemia and polycythemia vera—a systematic review and meta-analysis. Leukemia 2020, 35: 1643-1660. PMID: 32868875, PMCID: PMC7917159, DOI: 10.1038/s41375-020-01020-4.Peer-Reviewed Original ResearchConceptsOverall response ratePEG-IFNPolycythemia veraEssential thrombocythemiaHematologic responsePV patientsResponse rateSystematic reviewMeta-regression analysis resultsSafe long-term treatmentPartial hematologic responseSafety of interferonInterferon-alpha therapyLong-term treatmentRandom-effects modelMeta-regression analysisWeb of ScienceTreatment discontinuationCochrane RegistryAdverse eventsComplete responsePartial responsePrimary outcomeThromboembolic complicationsClinical trials
2019
The Impact of the 2011 European Leukemianet (ELN) Guidelines for Philadelphia Chromosome-Negative Classical Myeloproliferative Neoplasms on Therapeutic Phlebotomy and Hydroxyurea Use in Patients with Polycythemia Vera and Essential Thrombocythemia
Podoltsev N, Wang R, Shallis R, Huntington S, Zeidan A, Gore S, Davidoff A, Ma X. The Impact of the 2011 European Leukemianet (ELN) Guidelines for Philadelphia Chromosome-Negative Classical Myeloproliferative Neoplasms on Therapeutic Phlebotomy and Hydroxyurea Use in Patients with Polycythemia Vera and Essential Thrombocythemia. Blood 2019, 134: 2125. DOI: 10.1182/blood-2019-127563.Peer-Reviewed Original ResearchTherapeutic phlebotomyPopulation-based cohortPV patientsELN guidelinesET patientsPolycythemia veraEssential thrombocythemiaGuideline publicationCelgene CorporationCytoreductive therapyHU useMonthly proportionBoehringer IngelheimLarge population-based cohortAdvisory CommitteeDaiichi SankyoOlder adultsEuropean LeukemiaNet guidelinesEnd Results-MedicareProportion of patientsHealthcare Common Procedure Coding System codesPopulation-based studyPatterns of careTreatment of patientsPart D claims
2018
Use of Statins, Survival and Incidence of Thrombosis Among Older Adults with Polycythemia Vera: A Population-Based Study
Podoltsev N, Zhu M, Wang R, Zeidan A, Wang X, Davidoff A, Huntington S, Giri S, Gore S, Ma X. Use of Statins, Survival and Incidence of Thrombosis Among Older Adults with Polycythemia Vera: A Population-Based Study. Blood 2018, 132: 3580. DOI: 10.1182/blood-2018-99-119272.Peer-Reviewed Original ResearchStatin usersImpact of statinsLog-rank testRisk of thrombosisOverall survivalPercentage of daysPV patientsMyeloproliferative neoplasmsPV diagnosisMultivariate Cox proportional hazards modelContinuous Medicare Parts ACox proportional hazards modelCardiovascular risk factorsEnd Results-MedicareErythropoietin-independent erythroid colony formationBetter overall survivalKaplan-Meier curvesType of statinPopulation-based cohortNumber of phlebotomiesEnd of studyProportional hazards modelPart DMedicare Part AHealth maintenance organizationThe impact of phlebotomy and hydroxyurea on survival and risk of thrombosis among older patients with polycythemia vera
Podoltsev NA, Zhu M, Zeidan AM, Wang R, Wang X, Davidoff AJ, Huntington SF, Giri S, Gore SD, Ma X. The impact of phlebotomy and hydroxyurea on survival and risk of thrombosis among older patients with polycythemia vera. Blood Advances 2018, 2: 2681-2690. PMID: 30333100, PMCID: PMC6199652, DOI: 10.1182/bloodadvances.2018021436.Peer-Reviewed Original ResearchConceptsRisk of thrombosisPV patientsOverall survivalThrombotic eventsMultivariable Cox proportional hazards modelsEnd Results-Medicare databaseHigh-risk PV patientsCox proportional hazards modelOlder adultsImpact of phlebotomyRetrospective cohort studyPopulation-based studyProportional hazards modelEffect of phlebotomyOutcomes of interestPolycythemia vera patientsContemporary clinical practiceImproved OSCohort studyCytoreductive therapyOlder patientsTherapeutic phlebotomyTreatment modalitiesCurrent guidelinesLower risk