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 ResearchMeSH KeywordsAgedBasophilsFemaleFlow CytometryHumansLeukocyte CountMaleMyeloproliferative DisordersNeoplasmsConceptsMyeloid 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 marrow
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 Research
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
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