Spleen volume reduction (SVR) predicts overall survival (OS) in myelofibrosis (MF) patients on pacritinib (PAC) but not best available therapy (BAT): PERSIST-2 landmark OS analysis.
Ajufo H, Bewersdorf J, Harrison C, Palandri F, Mascarenhas J, Palmer J, Gerds A, Kiladjian J, Derkach A, Rampal R, Buckley S, Roman-Torres K. Spleen volume reduction (SVR) predicts overall survival (OS) in myelofibrosis (MF) patients on pacritinib (PAC) but not best available therapy (BAT): PERSIST-2 landmark OS analysis. Journal Of Clinical Oncology 2023, 41: 7018-7018. DOI: 10.1200/jco.2023.41.16_suppl.7018.Peer-Reviewed Original ResearchSpleen volume reductionOverall survivalMF patientsNon-respondersOS benefitOS analysisSpleen volumePERSIST-2Median relative dose intensityAssociated with improved OSAssociated with improved survivalReduced spleen volumeAssociated with significant OS benefitRelative dose intensitySignificant OS benefitTreated with ruxolitinibLog-rank testUnique survival advantagesDose intensityProgressive cytopeniasMarrow fibrosisOS curvesSevere thrombocytopeniaPlatelet countSpleen reductionEvolution of Therapeutic Benefit Measurement Criteria in Myelodysplastic Syndromes/Neoplasms
Stempel J, Xie Z, Bewersdorf J, Stahl M, Zeidan A. Evolution of Therapeutic Benefit Measurement Criteria in Myelodysplastic Syndromes/Neoplasms. The Cancer Journal 2023, 29: 203-211. PMID: 37195777, DOI: 10.1097/ppo.0000000000000666.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsInternational Working Group response criteriaResponse criteriaPhase III clinical trialsIWG 2006 criteriaRisk of progressionPatient-focused outcomesClonal myeloid neoplasmsAcute myeloid leukemiaTherapeutic response assessmentPatient-centered responsesNovel drug developmentHematologic recoveryProgressive cytopeniasClinical trialsIWG criteriaLong-term benefitsMyeloid leukemiaIneffective hematopoiesisMyeloid neoplasmsResponse assessmentDisease severity