2023
Statin use, survival and incidence of thrombosis among older patients with polycythemia vera and essential thrombocythemia
Podoltsev N, Wang R, Shallis R, Stempel J, Di M, Neparidze N, Zeidan A, Huntington S, Giri S, Hull S, Gore S, Ma X. Statin use, survival and incidence of thrombosis among older patients with polycythemia vera and essential thrombocythemia. Cancer Medicine 2023, 12: 18889-18900. PMID: 37702132, PMCID: PMC10557879, DOI: 10.1002/cam4.6528.Peer-Reviewed Original ResearchConceptsIncidence of thrombosisPolycythemia veraEssential thrombocythemiaStatin useOlder adultsEnd Results-Medicare databasePopulation-based cohort studyArterial thrombotic eventsSurvival of patientsUse of statinsClaims-based studyRisk of thrombosisCardiovascular morbidityCause mortalityTreatment weighting (IPTW) approachCohort studyOlder patientsOverall survivalThrombotic eventsVenous thrombosisPatient populationPrevious registryStatinsTherapeutic strategiesET subgroupSecond malignancies among older patients with classical myeloproliferative neoplasms treated with hydroxyurea
Wang R, Shallis R, Stempel JM, Huntington SF, Zeidan AM, Gore SD, Ma X, Podoltsev NA. Second malignancies among older patients with classical myeloproliferative neoplasms treated with hydroxyurea. Blood Advances 2023, 7: 734-743. PMID: 35917456, PMCID: PMC9989521, DOI: 10.1182/bloodadvances.2022008259.Peer-Reviewed Original ResearchConceptsSecond malignanciesAcute myeloid leukemiaOlder patientsMyelodysplastic syndromeMyeloproliferative neoplasmsHU usersHigh riskPolycythemia veraEssential thrombocythemiaRisk of SMAML/myelodysplastic syndromeClassical Philadelphia chromosome-negative myeloproliferative neoplasmsImpact of hydroxyureaRetrospective cohort studyUse of hydroxyureaPhiladelphia chromosome-negative myeloproliferative neoplasmsClassical myeloproliferative neoplasmsCumulative incidence probabilityCohort studyCytoreductive therapyPatient characteristicsMedian ageHU useMyeloid leukemiaSecondary myelofibrosis
2022
Myeloproliferative Neoplasms, Version 3.2022, NCCN Clinical Practice Guidelines in Oncology.
Gerds A, Gotlib J, Ali H, Bose P, Dunbar A, Elshoury A, George T, Gundabolu K, Hexner E, Hobbs G, Jain T, Jamieson C, Kaesberg P, Kuykendall A, Madanat Y, McMahon B, Mohan S, Nadiminti K, Oh S, Pardanani A, Podoltsev N, Rein L, Salit R, Stein B, Talpaz M, Vachhani P, Wadleigh M, Wall S, Ward D, Bergman M, Hochstetler C. Myeloproliferative Neoplasms, Version 3.2022, NCCN Clinical Practice Guidelines in Oncology. Journal Of The National Comprehensive Cancer Network 2022, 20: 1033-1062. PMID: 36075392, DOI: 10.6004/jnccn.2022.0046.Peer-Reviewed Original ResearchConceptsNCCN Clinical Practice GuidelinesMyeloproliferative neoplasmsClinical practice guidelinesEssential thrombocythemiaPolycythemia veraRisk stratificationManagement of myeloproliferative neoplasmsOverproduction of blood cellsPhiladelphia chromosome-negative myeloproliferative neoplasmsDiagnosis of myeloproliferative neoplasmsPractice guidelinesClonal blood disorderManagement of myelofibrosisCourse of treatmentSupportive care strategiesAssessment of symptomsNCCN GuidelinesDiagnostic workupCare strategiesMultidisciplinary panelBlood disordersHeterogeneous groupSymptom statusBlood cellsNCCNAnagrelide for platelet-directed cytoreduction in polycythemia vera: Insights into utility and safety outcomes from a large multi-center database
Rippel N, Tremblay D, Zubizarreta N, Podoltsev N, Gotlib J, Heaney M, Kuykendall A, O'Connell C, Shammo JM, Fleischman A, Kremyanskaya M, Hoffman R, Mesa R, Yacoub A, Mascarenhas J. Anagrelide for platelet-directed cytoreduction in polycythemia vera: Insights into utility and safety outcomes from a large multi-center database. Leukemia Research 2022, 119: 106903. PMID: 35717689, PMCID: PMC11583043, DOI: 10.1016/j.leukres.2022.106903.Peer-Reviewed Original ResearchConceptsPolycythemia veraHigh-risk essential thrombocythemiaHigh-risk polycythemia veraLarge multi-centre databaseGuideline-directed managementUse of anagrelideMedian platelet countMulti-center cohortMulti-center databaseVon Willebrand diseaseANA therapyPrior thrombosisTolerability profileCytoreductive agentsMedian durationArterial thrombosesExtreme thrombocytosisPlatelet countTherapeutic endpointsSafety outcomesAnagrelideEssential thrombocythemiaClinical practicePatientsPlatelet control
2021
Emerging agents and regimens for polycythemia vera and essential thrombocythemia
Shallis RM, Podoltsev NA. Emerging agents and regimens for polycythemia vera and essential thrombocythemia. Biomarker Research 2021, 9: 40. PMID: 34049597, PMCID: PMC8161993, DOI: 10.1186/s40364-021-00298-5.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsPolycythemia veraEssential thrombocythemiaPV/ETDisease progression controlEarly efficacy signalsThrombotic risk reductionOutcomes of patientsPhase 1/2 trialNew JAK inhibitorsRed blood cell precursorsJAK-STAT pathway activationBlood cell precursorsHepcidin mimeticsTherapeutic phlebotomyDisease courseSymptom burdenEfficacy signalsHematologic parametersNovel agentsNew agentsJAK inhibitorsET pathogenesisProgression controlPatientsPathway activationEpidemiology of the Philadelphia Chromosome-Negative Classical Myeloproliferative Neoplasms
Shallis RM, Zeidan AM, Wang R, Podoltsev NA. Epidemiology of the Philadelphia Chromosome-Negative Classical Myeloproliferative Neoplasms. Hematology/Oncology Clinics Of North America 2021, 35: 177-189. PMID: 33641862, DOI: 10.1016/j.hoc.2020.11.005.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
2020
Diet and Risk of Myeloproliferative Neoplasms in Older Individuals from the NIH-AARP Cohort
Podoltsev NA, Wang X, Wang R, Hofmann JN, Liao LM, Zeidan AM, Mesa RA, Ma X. Diet and Risk of Myeloproliferative Neoplasms in Older Individuals from the NIH-AARP Cohort. Cancer Epidemiology Biomarkers & Prevention 2020, 29: 2343-2350. PMID: 32868318, PMCID: PMC8895351, DOI: 10.1158/1055-9965.epi-20-0592.Peer-Reviewed Original ResearchConceptsRisk of MPNPolycythemia veraEssential thrombocythemiaMyeloproliferative neoplasmsHazard ratioSugar intakeDietary factorsMultivariable Cox proportional hazards modelsRisk of PVCox proportional hazards modelHigh sugar intakeNIH-AARP DietIntake of fatConfidence intervalsNIH-AARP cohortRole of dietProportional hazards modelPotential confounding variablesParticipants ages 50Warrants further investigationProspective cohortHigh intakePV riskAge 50Health StudyInterferon 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 trialsEpidemiology of the classical myeloproliferative neoplasms: The four corners of an expansive and complex map
Shallis RM, Wang R, Davidoff A, Ma X, Podoltsev NA, Zeidan AM. Epidemiology of the classical myeloproliferative neoplasms: The four corners of an expansive and complex map. Blood Reviews 2020, 42: 100706. PMID: 32517877, DOI: 10.1016/j.blre.2020.100706.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsChronic myeloid leukemiaPolycythemia veraEssential thrombocythemiaMyeloproliferative neoplasmsClassical myeloproliferative neoplasmsPrimary myelofibrosisIncidence of CMLEnd Results program dataTyrosine kinase inhibitor therapyCML patient outcomesClonal myeloid disordersKinase inhibitor therapyPotential etiological roleInhibitor therapyMale genderRisk factorsPatient outcomesMyeloid leukemiaPMF patientsBetter survivalGeneral populationEtiological roleMyeloid disordersMolecular abnormalitiesEpidemiological literatureLifestyle factors and risk of myeloproliferative neoplasms in the NIH‐AARP diet and health study
Podoltsev NA, Wang X, Wang R, Hofmann JN, Liao LM, Zeidan AM, Mesa R, Ma X. Lifestyle factors and risk of myeloproliferative neoplasms in the NIH‐AARP diet and health study. International Journal Of Cancer 2020, 147: 948-957. PMID: 31904114, PMCID: PMC8919268, DOI: 10.1002/ijc.32853.Peer-Reviewed Original ResearchConceptsNIH-AARP DietPolycythemia veraMyeloproliferative neoplasmsEssential thrombocythemiaHazard ratioLifestyle factorsCaffeine intakeHealth StudyMultivariable Cox proportional hazards regression modelsCox proportional hazards regression modelRisk of PVProportional hazards regression modelsRisk of MPNLarge prospective studiesHazards regression modelsConfidence intervalsPhiladelphia chromosome-negative myeloproliferative neoplasmsMPN riskOverall cohortProspective cohortProspective studyInverse associationRisk factorsPV riskProtective effect
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 claimsIncidence and Risk Factors of Second Malignancies Among Medicare Beneficiaries with Newly-Diagnosed Philadelphia Chromosome-Negative Classical Myeloproliferative Neoplasms Receiving Cytoreductive Therapy with Hydroxyurea
Wang R, Shallis R, Huntington S, Zeidan A, Gore S, Davidoff A, Ma X, Podoltsev N. Incidence and Risk Factors of Second Malignancies Among Medicare Beneficiaries with Newly-Diagnosed Philadelphia Chromosome-Negative Classical Myeloproliferative Neoplasms Receiving Cytoreductive Therapy with Hydroxyurea. Blood 2019, 134: 330. DOI: 10.1182/blood-2019-127568.Peer-Reviewed Original ResearchMyeloid hematological malignanciesHU usersPopulation-based studyHematological malignanciesCumulative incidenceCelgene CorporationMPN diagnosisCytoreductive therapySolid malignanciesGray's testPolycythemia veraMPN patientsEssential thrombocythemiaContinuous Part D coverageBoehringer IngelheimAdvisory CommitteeLarge population-based studyDaiichi SankyoImpact of hydroxyureaRetrospective cohort studyElixhauser comorbidity scorePV/ET myelofibrosisRisk regression modelsSAS version 9.4Part D coverageImpact of Hydroxyurea on Survival and Risk of Thrombosis Among Older Patients With Essential Thrombocythemia.
Podoltsev NA, Zhu M, Zeidan AM, Wang R, Wang X, Davidoff AJ, Huntington SF, Giri S, Gore SD, Ma X. Impact of Hydroxyurea on Survival and Risk of Thrombosis Among Older Patients With Essential Thrombocythemia. Journal Of The National Comprehensive Cancer Network 2019, 17: 211-219. PMID: 30865915, DOI: 10.6004/jnccn.2018.7095.Peer-Reviewed Original ResearchConceptsImpact of hydroxyureaThrombotic eventsEssential thrombocythemiaEffect of hydroxyureaOlder patientsOverall survivalLower riskMultivariable Cox proportional hazards regression modelsCox proportional hazards regression modelHigh-risk essential thrombocythemiaProportional hazards regression modelsRetrospective cohort studyRisk of deathSEER-Medicare databaseHazards regression modelsRisk of thrombosisHU usersFrontline therapyCohort studyCurrent guidelinesStudy populationPatientsReal-world settingThrombosisOlder adults
2018
Use of Statins, Survival and Incidence of Thrombosis Among Older Adults with Essential Thrombocythemia: A Population-Based Study
Podoltsev N, Zhu M, Wang R, Zeidan A, Wang X, Huntington S, Giri S, Davidoff A, Gore S, Ma X. Use of Statins, Survival and Incidence of Thrombosis Among Older Adults with Essential Thrombocythemia: A Population-Based Study. Blood 2018, 132: 4865. DOI: 10.1182/blood-2018-99-119118.Peer-Reviewed Original ResearchUse of statinsIncidence of thrombosisStatin usersLog-rank testRisk of thrombosisOverall survivalEssential thrombocythemiaET diagnosisPercentage of daysHydrophilic statinsOlder adultsET patientsMultivariate Cox proportional hazards modelLarge population-based cohort studyContinuous Medicare Parts APopulation-based cohort studyCox proportional hazards modelEnd Results-MedicareErythropoietin-independent erythroid colony formationBetter overall survivalKaplan-Meier curvesPopulation-based cohortEnd of studyProportional hazards modelPart D
2015
Historical views, conventional approaches, and evolving management strategies for myeloproliferative neoplasms.
Stein BL, Gotlib J, Arcasoy M, Nguyen MH, Shah N, Moliterno A, Jamieson C, Pollyea DA, Scott B, Wadleigh M, Levine R, Komrokji R, Klisovic R, Gundabolu K, Kropf P, Wetzler M, Oh ST, Ribeiro R, Paschal R, Mohan S, Podoltsev N, Prchal J, Talpaz M, Snyder D, Verstovsek S, Mesa RA. Historical views, conventional approaches, and evolving management strategies for myeloproliferative neoplasms. Journal Of The National Comprehensive Cancer Network 2015, 13: 424-34. PMID: 25870379, PMCID: PMC8161684, DOI: 10.6004/jnccn.2015.0058.Peer-Reviewed Original ResearchConceptsMyeloproliferative neoplasmsClassical Philadelphia chromosome-negative myeloproliferative neoplasmsJAK1/JAK2 inhibitor ruxolitinibPrognostic scoring systemHematologists/oncologistsPhiladelphia chromosome-negative myeloproliferative neoplasmsJAK2 inhibitor ruxolitinibQuality of lifeCytoreductive agentsSymptom burdenVascular eventsInhibitor ruxolitinibPolycythemia veraDiagnostic criteriaEssential thrombocythemiaDisease pathogenesisFirst treatmentScoring systemNovel therapeuticsMyelofibrosisCALR mutationsMolecular diagnosisNeoplasms