2021
Development of anti-Jk3 associated with silenced Kidd antigen expression and a novel single nucleotide variant of the JK gene
Manrai PA, Siddon AJ, Hager KM, Hendrickson JE, Keller MA, Tormey CA. Development of anti-Jk3 associated with silenced Kidd antigen expression and a novel single nucleotide variant of the JK gene. Immunohematology 2021, 37: 109-112. PMID: 34591379, DOI: 10.21307/immunohematology-2021-015.Peer-Reviewed Original ResearchMeSH KeywordsAllelesBlood Group AntigensExonsFemaleHumansKidd Blood-Group SystemMiddle AgedNucleotidesConceptsHigh-prevalence antigenReagent red blood cellsDirect antiglobulin testBlood samplesBlood group APatient blood samplesImmunohematology reference laboratoryRare alloantibodyRed blood cellsOncologic careAntiglobulin testGroup APolynesian descentBlood cellsNon-conservative amino acid changeSingle nucleotide variantsReference laboratoryAmino acid changesFamilial backgroundExon 8Antigen expressionExon 7Nucleotide variantsAcid changesExon 4
2020
A complex karyotype and a genetic mutation in acute myeloid leukaemia
Bewersdorf JP, Siddon A, DiAdamo A, Zeidan AM. A complex karyotype and a genetic mutation in acute myeloid leukaemia. The Lancet 2020, 396: 2018. PMID: 33341145, DOI: 10.1016/s0140-6736(20)32543-5.Peer-Reviewed Original ResearchProgressive Dyspnea and Hypoxemia With Diffuse Pulmonary Infiltrates in a Previously Healthy Woman
Mainardi AS, Siddon AJ, Bader AS, Hilbert J. Progressive Dyspnea and Hypoxemia With Diffuse Pulmonary Infiltrates in a Previously Healthy Woman. CHEST Journal 2020, 158: e327-e334. PMID: 33280778, DOI: 10.1016/j.chest.2020.07.009.Peer-Reviewed Case Reports and Technical NotesConceptsAdmission laboratory test resultsMonths of coughMild respiratory distressViolaceous maculesAcneiform rashProgressive dyspneaAxillary adenopathyNight sweatsHealthy womenNew feverRespiratory distressDiffuse pulmonaryPhysical examinationWBC countPlatelet levelsConjunctival edemaFurther managementOxygen saturationPulmonary cracklesLaboratory test resultsDyspneaRashWomenAdenopathyHypoxemia
2019
DUSP22-IRF4 rearrangement in AIDS-associated ALK-negative anaplastic large cell lymphoma
Wang M, Kibbi N, Ring N, Siddon A, Foss F, Totonchy M. DUSP22-IRF4 rearrangement in AIDS-associated ALK-negative anaplastic large cell lymphoma. BMJ Case Reports 2019, 12: e230641. PMID: 31570354, PMCID: PMC6768350, DOI: 10.1136/bcr-2019-230641.Peer-Reviewed Original ResearchConceptsAnaplastic large cell lymphomaPrimary systemic anaplastic large cell lymphomaSystemic anaplastic large cell lymphomaLarge cell lymphomaPoor prognosisSubcutaneous nodulesCell lymphomaGenetic testingALK-negative anaplastic large cell lymphomaBrentuximab vedotin monotherapySetting of HIVHIV-negative patientsCases of AIDSAnaplastic lymphoma kinaseHIV/AIDSComplete remissionDiffuse lymphadenopathyDisease courseFavorable prognosisLymph nodesAggressive lymphomaLymphoproliferative disordersLymphoma kinaseLymphomaAIDSRed 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
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
2016
Successful Use of Four Factor-Prothrombin Complex Concentrate for Congenital Factor X Deficiency in the Setting of Neurosurgery
Siddon AJ, Tormey CA. Successful Use of Four Factor-Prothrombin Complex Concentrate for Congenital Factor X Deficiency in the Setting of Neurosurgery. Lab Medicine 2016, 47: e35-e37. PMID: 27378481, PMCID: PMC4985779, DOI: 10.1093/labmed/lmw037.Peer-Reviewed Original ResearchConceptsCongenital factor X deficiencyFactor X deficiencyX deficiencyExcessive bleedingComplex concentrateFour-factor prothrombin complex concentrateFactor prothrombin complex concentrateFirst-line therapyAnterior cervical discectomySetting of traumaProthrombin complex concentrateFresh frozen plasmaRare coagulation disorderMajor neurosurgeryCervical discectomyThromboembolic complicationsSpontaneous hemorrhageCoagulation disordersFrozen plasmaInvasive proceduresOperative casesBleedingWhite menDeficiencyDisordersMulti‐system complications of hypereosinophilia
Stahl M, Mohareb AM, Lee AI, Federman DG, Siddon AJ, Spelman J. Multi‐system complications of hypereosinophilia. American Journal Of Hematology 2016, 91: 444-447. PMID: 26700720, DOI: 10.1002/ajh.24283.Peer-Reviewed Original Research
2014
Cardiac FDG-PET to Assess Sarcoidosis in a Cardiac Allograft
Chen A, Khanna P, Siddon A, Russell R. Cardiac FDG-PET to Assess Sarcoidosis in a Cardiac Allograft. Clinical Nuclear Medicine 2014, 39: 54-56. PMID: 23603601, DOI: 10.1097/rlu.0b013e318279ffc7.Peer-Reviewed Original ResearchConceptsSteroid therapyF-FDG PET studiesEnd-stage heart failureCardiac FDG-PETOrthotopic heart transplantPresence of inflammationFDG-PET studiesImmediate posttransplant courseRecurrent sarcoidosisCardiac allograftsPosttransplant courseCardiac sarcoidosisEndomyocardial biopsyHeart failureHeart transplantFDG uptakeFDG-PETSarcoidosisPET studiesTherapyMonthsWall motionUptakeHypokinesisAllografts
2013
Pathology Consultation on Evaluating Prognosis in Incidental Monoclonal Lymphocytosis and Chronic Lymphocytic Leukemia
Siddon AJ, Rinder HM. Pathology Consultation on Evaluating Prognosis in Incidental Monoclonal Lymphocytosis and Chronic Lymphocytic Leukemia. American Journal Of Clinical Pathology 2013, 139: 708-712. PMID: 23690112, DOI: 10.1309/ajcplir4gzwx3xka.Peer-Reviewed Original ResearchMeSH KeywordsADP-ribosyl Cyclase 1Beta 2-MicroglobulinFlow CytometryGene Rearrangement, B-LymphocyteHumansImmunoglobulin Heavy ChainsImmunoglobulin Variable RegionIncidental FindingsLeukemia, Lymphocytic, Chronic, B-CellLymphocytosisMaleMiddle AgedMutationPrognosisWatchful WaitingZAP-70 Protein-Tyrosine KinaseConceptsChronic lymphocytic leukemiaEarly-stage chronic lymphocytic leukemiaStage chronic lymphocytic leukemiaDisease progressionLymphocytic leukemiaImmunoglobulin heavy chain variable (IGHV) gene mutational statusMonoclonal B-cell lymphoproliferative disorderLaboratory evaluationOvert chronic lymphocytic leukemiaMonoclonal B-cell lymphocytosisB-cell lymphoproliferative disordersAggressive disease progressionSignificant disease progressionIndolent clinical courseSerum β2-microglobulinRoutine laboratory evaluationB-cell lymphocytosisZAP-70 expressionGene mutational statusMonoclonal lymphocytosisClinical courseExpectant observationLymphoproliferative disordersTherapeutic optionsPrognostic marker
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