2024
Mixed-field ABO front typing as an early sign of disease recurrence in ABO-matched stem cell transplantation
Yurtsever N, Lee E, Pinatti L, Shah B, Tormey C, Siddon A. Mixed-field ABO front typing as an early sign of disease recurrence in ABO-matched stem cell transplantation. Immunohematology 2024, 40: 89-92. PMID: 39373301, DOI: 10.2478/immunohematology-2024-013.Peer-Reviewed Original ResearchConceptsStem cell transplantationCell transplantationDisease recurrenceMyeloid neoplasmsChimerism testingAllogeneic stem cell transplantationSigns of disease recurrenceIndicator of disease recurrenceDonor-recipient pairsABO antigen expressionGraft statusAntigen expressionFemale patientsPost-transplantationAllograft statusTransplantationABO typeRecurrenceClinical settingEarly signsNeoplasmsChimerismEarly indicatorABOEngraftment
2022
Automated analysers underestimate atypical basophil count in myeloid neoplasms
Shah HP, Tormey CA, Siddon AJ. Automated analysers underestimate atypical basophil count in myeloid neoplasms. International Journal Of Laboratory Hematology 2022, 44: 831-836. PMID: 35609868, DOI: 10.1111/ijlh.13882.Peer-Reviewed Original ResearchConceptsMyeloid neoplasmsBasophil percentageBasophil countsMyeloproliferative neoplasmsManual differentialMyeloid disordersFlow cytometryTertiary care centerChronic myeloid leukemiaMyeloid neoplasms patientsControl patientsMyelodysplastic diseasesMean ageNeoplasm patientsControl subjectsCare centerMyeloid leukemiaPatientsNeoplasmsAtypical appearanceScatter propertiesMyeloid diseasesBasophilsDisorder diagnosisCytometry
2020
Evaluation of Positive B- and T-Cell Gene Rearrangement Studies in Patients With Negative Morphology, Flow Cytometry, and Immunohistochemistry
Mendoza H, Tormey CA, Siddon AJ. Evaluation of Positive B- and T-Cell Gene Rearrangement Studies in Patients With Negative Morphology, Flow Cytometry, and Immunohistochemistry. Archives Of Pathology & Laboratory Medicine 2020, 145: 227-230. PMID: 32886749, DOI: 10.5858/arpa.2019-0663-oa.Peer-Reviewed Original ResearchConceptsGene rearrangement studiesBone marrow studyRearrangement studiesMarrow studiesLymphoproliferative disordersTCR gene rearrangement studiesT-cell receptor gene rearrangement studiesT-cell gene rearrangement studiesNegative bone marrowPeripheral blood findingsIg gene rearrangement studiesPeripheral blood assaysGene rearrangement resultsDate of testingHematologic outcomesBlood findingsFinal diagnosisPositive BSHematologic malignanciesMedical recordsPositive immunoglobulinSubsequent diagnosisBlood assaysDisease processBone marrowHow I Diagnose Low-Grade Myelodysplastic Syndromes
Siddon AJ, Hasserjian RP. How I Diagnose Low-Grade Myelodysplastic Syndromes. American Journal Of Clinical Pathology 2020, 154: 5-14. PMID: 32458977, DOI: 10.1093/ajcp/aqaa046.Peer-Reviewed Original ResearchConceptsLow-grade myelodysplastic syndromesMyelodysplastic syndromeMorphologic dysplasiaPeripheral blood cytopeniasCauses of cytopeniaDifficult diagnostic dilemmaBone marrow morphologyClonal genetic abnormalitiesRole of pathologistsBlood cytopeniasPeripheral bloodClinical recordsDiagnostic dilemmaMarrow morphologySecondary causesAncillary studiesIneffective hematopoiesisMyeloid neoplasmsMDS casesClinical heterogeneityDiagnostic algorithmResults of cytogeneticsGenetic abnormalitiesClonal hematopoiesisIndeterminate potential
2019
Use of B-Cell Gene Rearrangement Studies to Establish Clonality in Non-producer Non-secretory Multiple Myeloma
Mendoza H, Tormey CA, Siddon AJ. Use of B-Cell Gene Rearrangement Studies to Establish Clonality in Non-producer Non-secretory Multiple Myeloma. Clinical Lymphoma Myeloma & Leukemia 2019, 20: e18-e21. PMID: 31711890, DOI: 10.1016/j.clml.2019.10.012.Peer-Reviewed Original ResearchAcute myeloid leukemia presenting as bilateral adrenal hemorrhage
Mendoza H, Podoltsev NA, Siddon AJ, Gnanapandithan K. Acute myeloid leukemia presenting as bilateral adrenal hemorrhage. Annals Of Hematology 2019, 98: 2421-2423. PMID: 31446457, DOI: 10.1007/s00277-019-03788-7.Peer-Reviewed Original ResearchRed blood cell alloimmunization is associated with lower expression of FcγR1 on monocyte subsets in patients with sickle cell disease
Balbuena‐Merle R, Curtis SA, Devine L, Gibb DR, Karafin MS, Luckey CJ, Tormey CA, Siddon AJ, Roberts JD, Hendrickson JE. Red blood cell alloimmunization is associated with lower expression of FcγR1 on monocyte subsets in patients with sickle cell disease. Transfusion 2019, 59: 3219-3227. PMID: 31355970, PMCID: PMC7075520, DOI: 10.1111/trf.15463.Peer-Reviewed Original ResearchConceptsSickle cell diseaseMonocyte subsetsTotal monocytesCell diseaseComplications of SCDRed blood cell alloimmunizationRed blood cell alloantibodiesElectronic medical recordsTransfusion exposureSerum cytokinesIntermediate monocytesRBC alloantibodiesInflammatory milieuCD64 expressionClassical monocytesPeripheral bloodInflammatory functionsMedical recordsAntibody formationClinical significancePatientsMonocytesFlow cytometryLow expressionResponders
2018
False-Positive Light Chain Clonal Restriction by Flow Cytometry in Patients Treated With Alemtuzumab
Chen PP, Tormey CA, Eisenbarth SC, Torres R, Richardson SS, Rinder HM, Smith BR, Siddon AJ. False-Positive Light Chain Clonal Restriction by Flow Cytometry in Patients Treated With Alemtuzumab. American Journal Of Clinical Pathology 2018, 151: 154-163. PMID: 30307483, DOI: 10.1093/ajcp/aqy129.Peer-Reviewed Original ResearchConceptsHealthy donor bloodAlemtuzumab treatmentDonor bloodBone marrowFlow cytometryLight chain restrictionT-cell prolymphocytic leukemiaB-cell neoplasmsLight chain clonalityFlow cytometry analysisAutoimmune diseasesHematologic malignanciesImmunophenotypic analysisChain restrictionAlemtuzumabT cellsB cellsProlymphocytic leukemiaImmunoglobulin G1PatientsMonoclonal antibodiesCytometry analysisSimilar findingsBloodClonal restrictionMorphology and flow cytometry of atypical basophils
Tormey CA, Siddon AJ. Morphology and flow cytometry of atypical basophils. Blood 2018, 132: 552. PMID: 30072417, DOI: 10.1182/blood-2018-05-850073.Peer-Reviewed Original Research
2015
Is thrombin time too sensitive to dabigatran anticoagulation for clinical decision making in the setting of acute hemorrhage?
Siddon AJ, Rinder HM, Hendrickson JE, Tormey CA. Is thrombin time too sensitive to dabigatran anticoagulation for clinical decision making in the setting of acute hemorrhage? Annals Of Hematology 2015, 94: 1413-1414. PMID: 26027859, DOI: 10.1007/s00277-015-2406-z.Peer-Reviewed Original Research
2012
Human herpesvirus 6 positive Reed–Sternberg cells in nodular sclerosis Hodgkin lymphoma
Siddon A, Lozovatsky L, Mohamed A, Hudnall SD. Human herpesvirus 6 positive Reed–Sternberg cells in nodular sclerosis Hodgkin lymphoma. British Journal Of Haematology 2012, 158: 635-643. PMID: 22757777, DOI: 10.1111/j.1365-2141.2012.09206.x.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge FactorsAgedBlotting, WesternCell Line, TumorDNA, ViralEpstein-Barr Virus InfectionsFemaleHerpesvirus 4, HumanHerpesvirus 6, HumanHodgkin DiseaseHumansImmunohistochemistryLymphoma, FollicularMaleMiddle AgedPolymerase Chain ReactionReed-Sternberg CellsRoseolovirus InfectionsSclerosisYoung AdultConceptsNodular sclerosis Hodgkin lymphomaNodular sclerosis HLHHV-6 DNAEpstein-Barr virusHHV-6Hodgkin's lymphomaReed-Sternberg cellsPolymerase chain reactionRS cellsNSHL casesEBV-negative diseaseReactive lymphoid hyperplasiaClassical Hodgkin lymphomaBi-modal age distributionHHV-6 genomeYounger patientsInfectious etiologyLymphoid hyperplasiaPCR positivityYounger ageImmunohistochemistryMost casesConflicting resultsChain reactionCD30Normalized CCND1 expression has prognostic value in mantle cell lymphoma
Siddon AJ, Torres R, Rinder HM, Smith BR, Howe JG, Tormey CA. Normalized CCND1 expression has prognostic value in mantle cell lymphoma. British Journal Of Haematology 2012, 158: 551-553. PMID: 22671703, DOI: 10.1111/j.1365-2141.2012.09181.x.Peer-Reviewed Original Research