2022
Practice patterns and real-life outcomes for patients with acute promyelocytic leukemia in the United States
Bewersdorf JP, Prozora S, Podoltsev NA, Shallis R, Huntington SF, Neparidze N, Wang R, Zeidan AM, Davidoff AJ. Practice patterns and real-life outcomes for patients with acute promyelocytic leukemia in the United States. Blood Advances 2022, 6: 376-385. PMID: 34724703, PMCID: PMC8791583, DOI: 10.1182/bloodadvances.2021005642.Peer-Reviewed Original ResearchConceptsAcute promyelocytic leukemiaAdverse outcomesPromyelocytic leukemiaNational Comprehensive Cancer Network guidelinesBaseline white blood cell countFavorable long-term prognosisWhite blood cell countVizient Clinical Data BaseGuideline-concordant regimensGuideline-concordant therapyGuideline-concordant treatmentGuideline-recommended therapiesBaseline clinical characteristicsHigh-risk diseaseLong-term prognosisPopulation-based registryBlood cell countClinical data baseLarge database analysisLogistic regression modelsTreatment concordanceClinical characteristicsReal-world practiceTreatment patternsNetwork guidelines
2021
Peri‐transfusion quality‐of‐life assessment for patients with myelodysplastic syndromes
Abel GA, Klepin HD, Magnavita ES, Jaung T, Lu W, Shallis RM, Hantel A, Bahl NE, Dellinger‐Johnson R, Winer ES, Zeidan AM. Peri‐transfusion quality‐of‐life assessment for patients with myelodysplastic syndromes. Transfusion 2021, 61: 2830-2836. PMID: 34251040, DOI: 10.1111/trf.16584.Peer-Reviewed Original ResearchConceptsRed cell transfusionCell transfusionMyelodysplastic syndromeFollow-up questionnaireTransfusion decisionsQoL assessmentProportion of patientsProspective pilot studyQoL 1Repeat transfusionHemoglobin levelsPatients' qualityScore 7TransfusionPatientsStudy designQoLPilot studySignificant increaseSyndromeLife assessmentSignificant changesDaysQuestionnaireAssessmentChallenges in the Evaluation and Management of Toxicities Arising From Immune Checkpoint Inhibitor Therapy for Patients With Myeloid Malignancies
Shallis RM, Bewersdorf JP, Swoboda DM, Wei W, Gowda L, Prebet T, Halene S, Pillai MM, Parker T, Neparidze N, Podoltsev NA, Seropian S, Sallman DA, Gore SD, Zeidan AM. Challenges in the Evaluation and Management of Toxicities Arising From Immune Checkpoint Inhibitor Therapy for Patients With Myeloid Malignancies. Clinical Lymphoma Myeloma & Leukemia 2021, 21: e483-e487. PMID: 33551344, DOI: 10.1016/j.clml.2021.01.003.Peer-Reviewed Original Research
2020
Sequencing of novel agents in relapsed/refractory B‐cell acute lymphoblastic leukemia: Blinatumomab and inotuzumab ozogamicin may have comparable efficacy as first or second novel agent therapy in relapsed/refractory acute lymphoblastic leukemia
Badar T, Szabo A, Dinner S, Liedtke M, Burkart M, Shallis RM, Yurkiewicz IR, Kuo E, Khan MA, Balasubramanian S, Yang J, Hefazi M, Podoltsev N, Patel A, Curran E, Wang A, Arslan S, Aldoss I, Siebenaller C, Mattison RJ, Litzow MR, Wadleigh M, Advani AS, Atallah E. Sequencing of novel agents in relapsed/refractory B‐cell acute lymphoblastic leukemia: Blinatumomab and inotuzumab ozogamicin may have comparable efficacy as first or second novel agent therapy in relapsed/refractory acute lymphoblastic leukemia. Cancer 2020, 127: 1039-1048. PMID: 33259056, DOI: 10.1002/cncr.33340.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overAntibodies, BispecificAntineoplastic Agents, ImmunologicalDrug Administration ScheduleDrug Resistance, NeoplasmFemaleHematopoietic Stem Cell TransplantationHumansInotuzumab OzogamicinMaleMiddle AgedPrecursor Cell Lymphoblastic Leukemia-LymphomaRemission InductionRetrospective StudiesTreatment OutcomeWithholding TreatmentYoung AdultConceptsAcute lymphoblastic leukemiaRefractory B-cell acute lymphoblastic leukemiaB-cell acute lymphoblastic leukemiaMedian overall survivalINO groupNovel agentsOverall survivalLymphoblastic leukemiaComplete remissionInotuzumab ozogamicinNA therapyComparable efficacyRelapsed/refractory (r/r) B-cell acute lymphoblastic leukemiaAllogeneic hematopoietic stem cell transplantationCR/CRi rateIncomplete count recovery (CRi) ratesRefractory acute lymphoblastic leukemiaHematopoietic stem cell transplantationNovel agent therapyOutcomes of patientsStem cell transplantationBlinatumomab groupCRi rateTreatment discontinuationAdverse eventsReal-world outcomes of adult B-cell acute lymphocytic leukemia patients treated with blinatumomab
Badar T, Szabo A, Advani A, Wadleigh M, Arslan S, Khan MA, Aldoss I, Siebenaller C, Schultz E, Hefazi M, Shallis RM, Yurkiewicz I, Podoltsev N, Patel AA, Curran E, Balasubramanian S, Yang J, Mattison RJ, Burkart M, Dinner S, Liedtke M, Litzow MR, Atallah E. Real-world outcomes of adult B-cell acute lymphocytic leukemia patients treated with blinatumomab. Blood Advances 2020, 4: 2308-2316. PMID: 32453836, PMCID: PMC7252553, DOI: 10.1182/bloodadvances.2019001381.Peer-Reviewed Original ResearchConceptsMedian relapse-free survivalAllogeneic hematopoietic cell transplantationHematopoietic cell transplantationRelapse-free survivalAcute lymphoblastic leukemiaOverall survivalCell transplantationRR diseaseClinical trialsComplete remission/complete remissionRetrospective multicenter cohort analysisB-cell acute lymphoblastic leukemiaB-cell acute lymphocytic leukemia patientsCytokine release syndromeIncomplete count recoveryMulticenter cohort analysisAcute lymphocytic leukemia patientsFavorable prognostic significanceLymphocytic leukemia patientsReal-world outcomesConsolidation therapyMRD negativityPrior therapyRelease syndromeComplete remissionPatterns of care and clinical outcomes with cytarabine-anthracycline induction chemotherapy for AML patients in the United States
Zeidan AM, Podoltsev NA, Wang X, Zhang C, Bewersdorf JP, Shallis RM, Huntington SF, Neparidze N, Giri S, Gore SD, Davidoff AJ, Ma X, Wang R. Patterns of care and clinical outcomes with cytarabine-anthracycline induction chemotherapy for AML patients in the United States. Blood Advances 2020, 4: 1615-1623. PMID: 32311013, PMCID: PMC7189301, DOI: 10.1182/bloodadvances.2020001728.Peer-Reviewed Original ResearchConceptsIntensive induction chemotherapyAcute myeloid leukemiaHospital deathInduction chemotherapyAdult patientsMultivariable logistic regression modelLow hospital volumePremier Healthcare DatabasePredictors of deathHealthcare resource utilizationIntensive care unitPatterns of careStandard of careLogistic regression modelsFit patientsRemission inductionFirst hospitalizationHospital volumeInpatient deathInpatient mortalityOlder patientsSupportive careMedian ageAML patientsCare unitReal-World Outcomes of Adult B-Cell Acute Lymphocytic Leukemia Patients Treated With Inotuzumab Ozogamicin
Badar T, Szabo A, Wadleigh M, Liedtke M, Arslan S, Siebenaller C, Aldoss I, Schultz E, Hefazi M, Litzow MR, Kuo E, Wang A, Curran E, Shallis RM, Podoltsev N, Balasubramanian S, Yang J, Mattison R, Burkart M, Dinner S, Advani A, Atallah E. Real-World Outcomes of Adult B-Cell Acute Lymphocytic Leukemia Patients Treated With Inotuzumab Ozogamicin. Clinical Lymphoma Myeloma & Leukemia 2020, 20: 556-560.e2. PMID: 32291234, DOI: 10.1016/j.clml.2020.03.004.Peer-Reviewed Original ResearchConceptsB-cell acute lymphocytic leukemia patientsAcute lymphocytic leukemia patientsAllo-HCTLymphocytic leukemia patientsInotuzumab ozogamicinOverall survivalLeukemia patientsAllogeneic hematopoietic stem cell transplantationMinimal residual disease negativityHematopoietic stem cell transplantationCommon grade 3Efficacy of iNOHigher adverse eventsMedian overall survivalMulticenter cohort analysisVeno-occlusive diseaseDuration of responseStem cell transplantationOverall response rateINO initiationComplete remissionMedian durationAdverse eventsMedian ageCumulative doseManagement of hyperleukocytosis and impact of leukapheresis among patients with acute myeloid leukemia (AML) on short- and long-term clinical outcomes: a large, retrospective, multicenter, international study
Stahl M, Shallis RM, Wei W, Montesinos P, Lengline E, Neukirchen J, Bhatt VR, Sekeres MA, Fathi AT, Konig H, Luger S, Khan I, Roboz GJ, Cluzeau T, Martínez-Cuadron D, Raffoux E, Germing U, Umakanthan JM, Mukherjee S, Brunner AM, Miller A, McMahon CM, Ritchie EK, Rodríguez-Veiga R, Itzykson R, Boluda B, Rabian F, Tormo M, Acuña-Cruz E, Rabinovich E, Yoo B, Cano I, Podoltsev NA, Bewersdorf JP, Gore S, Zeidan AM. Management of hyperleukocytosis and impact of leukapheresis among patients with acute myeloid leukemia (AML) on short- and long-term clinical outcomes: a large, retrospective, multicenter, international study. Leukemia 2020, 34: 3149-3160. PMID: 32132655, PMCID: PMC8155811, DOI: 10.1038/s41375-020-0783-3.Peer-Reviewed Original ResearchConceptsAcute myeloid leukemiaOverall survivalMyeloid leukemiaMultivariate analysisLong-term clinical outcomesComposite complete remissionImpact of leukapheresisManagement of hyperleukocytosisMedian overall survivalThirty-day mortalityHigh-quality evidenceWhite cell countProportional hazards modelUse of leukapheresisLogistic regression modelsSignificant resource useIntensive chemotherapyComplete remissionHazard ratioClinical outcomesInferior outcomesUnadjusted analysesQuality evidencePotential complicationsOdds ratioDisseminated, yet dissembled: Rare infections behind the veil of classical hairy cell leukemia
Shallis RM, Patel TH, Podoltsev NA, Xu ML, Azar MM, Gore SD. Disseminated, yet dissembled: Rare infections behind the veil of classical hairy cell leukemia. Leukemia Research 2020, 90: 106315. PMID: 32036123, DOI: 10.1016/j.leukres.2020.106315.Peer-Reviewed Case Reports and Technical Notes
2019
The golden age for patients in their golden years: The progressive upheaval of age and the treatment of newly-diagnosed acute myeloid leukemia
Shallis RM, Boddu PC, Bewersdorf JP, Zeidan AM. The golden age for patients in their golden years: The progressive upheaval of age and the treatment of newly-diagnosed acute myeloid leukemia. Blood Reviews 2019, 40: 100639. PMID: 31761380, DOI: 10.1016/j.blre.2019.100639.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsInduction therapyAcute myeloid leukemia patientsMost acute myeloid leukemia (AML) patientsAML patients ageIntensive induction therapyLeukemic stem cell persistenceOptimal treatment modalityMyeloid leukemia patientsPatient-specific factorsAcute myeloid leukemiaAvailability of therapiesMedical comorbiditiesOlder patientsPatient ageIntensive therapyOrgan reserveTreatment algorithmEarly mortalityLongstanding recommendationsTreatment modalitiesSuch therapyLeukemia patientsMyeloid leukemiaPatientsTherapyAllogeneic stem cell transplantation and combination antiretroviral therapy: cautions, complications, and considerations
Shallis RM, Gleeson S, Azar M, Malinis M, Xu ML, Seropian SE, Gowda L, Zeidan AM. Allogeneic stem cell transplantation and combination antiretroviral therapy: cautions, complications, and considerations. Leukemia & Lymphoma 2019, 60: 2584-2587. PMID: 30943051, DOI: 10.1080/10428194.2019.1594221.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
2018
Be careful of the masquerades: differentiating secondary myelodysplasia from myelodysplastic syndromes in clinical practice
Shallis RM, Xu ML, Podoltsev NA, Curtis SA, Considine BT, Khanna SR, Siddon AJ, Zeidan AM. Be careful of the masquerades: differentiating secondary myelodysplasia from myelodysplastic syndromes in clinical practice. Annals Of Hematology 2018, 97: 2333-2343. PMID: 30109425, DOI: 10.1007/s00277-018-3474-7.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsMeSH KeywordsAdultDiagnosis, DifferentialFemaleHematologic NeoplasmsHumansMaleMiddle AgedMyelodysplastic SyndromesConceptsMyelodysplastic syndromeSecondary myelodysplasiaSecondary causesAllogeneic hematopoietic cell transplantationDiagnosis of MDSRepresentative case seriesUnderlying myelodysplastic syndromeHematopoietic cell transplantationLack of efficacyHematologists/oncologistsMeticulous exclusionResultant cytopeniasIntensive chemotherapyCase seriesMorphologic reviewCell transplantationDiagnostic dilemmaSuch therapyMalignant processExpert hematopathologistsClinical practiceMyelodysplasiaCytogenetic abnormalitiesPatientsSpecialized physicians
2017
Mechanisms of Hypercalcemia in Non-Hodgkin Lymphoma and Associated Outcomes: A Retrospective Review
Shallis RM, Rome RS, Reagan JL. Mechanisms of Hypercalcemia in Non-Hodgkin Lymphoma and Associated Outcomes: A Retrospective Review. Clinical Lymphoma Myeloma & Leukemia 2017, 18: e123-e129. PMID: 29361495, DOI: 10.1016/j.clml.2017.12.006.Peer-Reviewed Original ResearchConceptsNon-Hodgkin lymphomaDiffuse large B-cell lymphomaLarge B-cell lymphomaEtiology of hypercalcemiaB-cell lymphomaSerum calcitriolOverall survivalRetrospective reviewSingle-center retrospective reviewWorse progression-free survivalDiagnosis of NHLCalcitriol-mediated hypercalcemiaElevation of PTHrP.Episodes of hypercalcemiaNongerminal center subtypeProgression-free survivalMechanism of hypercalcemiaHigh-grade lymphomaCalcitriol levelsSerum PTHrPAdvanced diseaseMost patientsNHL patientsSerum levelsMedical records
2015
Tobacco Smoking as a Risk Factor for Increased Antibiotic Prescription
Steinberg MB, Akincigil A, Kim EJ, Shallis R, Delnevo CD. Tobacco Smoking as a Risk Factor for Increased Antibiotic Prescription. American Journal Of Preventive Medicine 2015, 50: 692-698. PMID: 26702478, PMCID: PMC5189690, DOI: 10.1016/j.amepre.2015.11.009.Peer-Reviewed Original ResearchConceptsAntibiotic prescriptionsTobacco useTobacco usersNational Ambulatory Medical Care SurveyAmbulatory Medical Care SurveyHigher antibiotic prescriptionAntibiotic prescribing patternsAntibiotic prescription ratesPrimary care physiciansNon-tobacco usersCurrent tobacco usersProvider-patient encountersTobacco use statusEvidence-based rationaleCross-sectional surveyHalf of encountersFirst U.S. studyAmbulatory medical servicesComorbid asthmaInfectious diagnosisPrescribing patternsPublic health crisisAntibiotic prescribedPrescription ratesRespiratory infections