2021
Laboratory evaluation and prognostication among adults and children with CEBPA‐mutant acute myeloid leukemia
Mendoza H, Podoltsev NA, Siddon AJ. Laboratory evaluation and prognostication among adults and children with CEBPA‐mutant acute myeloid leukemia. International Journal Of Laboratory Hematology 2021, 43: 86-95. PMID: 34288448, DOI: 10.1111/ijlh.13517.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsCEBPA mutant acute myeloid leukemiaAcute myeloid leukemiaCEBPA mutationsMyeloid leukemiaLeukemogenic mutationsPositive prognostic impactSingle CEBPA mutationsSimilar survival outcomesNegative prognostic effectFLT3-ITD mutationLaboratory evaluationWild-type CEBPAMultiparameter flow cytometryGermline CEBPA mutationsFavorable prognosisPrognostic impactMutation presencePrognostic effectRisk stratificationSurvival outcomesGATA2 mutationsDistinct subtypesMolecular findingsCEBPA geneFlow cytometry
2020
Characterization of circulating and cultured Tfh-like cells in sickle cell disease in relation to red blood cell alloimmunization status
Balbuena-Merle R, Santhanakrishnan M, Devine L, Gibb DR, Tormey CA, Siddon AJ, Curtis SA, Gallagher PG, Weinstein JS, Hendrickson JE. Characterization of circulating and cultured Tfh-like cells in sickle cell disease in relation to red blood cell alloimmunization status. Transfusion And Apheresis Science 2020, 59: 102778. PMID: 32439490, PMCID: PMC7483805, DOI: 10.1016/j.transci.2020.102778.Peer-Reviewed Original ResearchConceptsTfh-like cellsNaïve CD4 T cellsSickle cell diseaseCD4 T cellsCD4 T cell subsetsT cell subsetsT cellsCell diseaseRed blood cell alloimmunizationPeripheral blood mononuclear cellsBlood mononuclear cellsCD3/CD28Electronic medical recordsAlloimmunization statusHLA alloantibodiesRBC autoantibodiesRBC alloantibodiesFollicular helperIL-12Mononuclear cellsMedical recordsIL-7Antigen specificityB cellsAlloantibodies
2019
Red 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
Modified approach to fibrinogen replacement in the setting of dysfibrinogenaemia
Chandler JB, Siddon AJ, Bahel P, Torres R, Rinder HM, Tormey CA. Modified approach to fibrinogen replacement in the setting of dysfibrinogenaemia. Journal Of Clinical Pathology 2018, 72: 177. PMID: 30463936, DOI: 10.1136/jclinpath-2018-205438.Peer-Reviewed Original ResearchBe 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 StatementsConceptsMyelodysplastic 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
R634W KIT Mutation in an Adult With Systemic Mastocytosis
Astle JM, Rose MG, Racke FK, Tormey CA, Siddon AJ. R634W KIT Mutation in an Adult With Systemic Mastocytosis. Lab Medicine 2017, 48: 253-257. PMID: 28520972, DOI: 10.1093/labmed/lmx026.Peer-Reviewed Original Research
2014
Catastrophic basilar artery leukostasis in the setting of acute myeloid leukemia
Raad R, Tormey CA, Siddon AJ. Catastrophic basilar artery leukostasis in the setting of acute myeloid leukemia. Transfusion 2014, 54: 970-970. PMID: 24724788, DOI: 10.1111/trf.12384.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
2010
Glial Heterotopia of the Uterine Cervix: DNA Genotyping Confirmation of its Fetal Origin
Siddon A, Hui P. Glial Heterotopia of the Uterine Cervix: DNA Genotyping Confirmation of its Fetal Origin. International Journal Of Gynecological Pathology 2010, 29: 394-397. PMID: 20567155, DOI: 10.1097/pgp.0b013e3181c5a7e8.Peer-Reviewed Original ResearchConceptsGlial heterotopiaUterine cervixGlial tissueKlinefelter syndromeFetal originGlial fibrillary acidic proteinMature glial tissueFibrillary acidic proteinDown syndrome fetusesFetal brain tissueEndocervical glandular epitheliumFetal tissue samplesS100 immunohistochemistryCervical polypsCervical lesionsElective terminationIntriguing lesionsPregnancy terminationIdentical genetic profilesSyndrome fetusesGlandular epitheliumSyndromeBrain tissueFirst gestationDown syndrome