Featured Publications
Histopathologic and Machine Deep Learning Criteria to Predict Lymphoma Transformation in Bone Marrow Biopsies.
Irshaid L, Bleiberg J, Weinberger E, Garritano J, Shallis RM, Patsenker J, Lindenbaum O, Kluger Y, Katz SG, Xu ML. Histopathologic and Machine Deep Learning Criteria to Predict Lymphoma Transformation in Bone Marrow Biopsies. Archives Of Pathology & Laboratory Medicine 2021, 146: 182-193. PMID: 34086849, DOI: 10.5858/arpa.2020-0510-oa.Peer-Reviewed Original ResearchConceptsLarge cell transformationChronic lymphocytic leukemiaBone marrow biopsyMarrow biopsyFollicular lymphomaIndolent B-cell lymphomaLarge lymphoma cellsClinical disease progressionDiagnosis of FLFinal outcome dataB-cell lymphomaLarge tumor cellsEase of procedureAggressive chemotherapyLow morbidityLymph nodesWorse prognosisWhole slide scansHistologic findingsPatient's probabilityDisease progressionLymphocytic leukemiaLymphoma transformationClinical questionsOutcome data
2021
IRF8 is a Reliable Monoblast Marker for Acute Monocytic Leukemias
Katz SG, Edappallath S, Xu ML. IRF8 is a Reliable Monoblast Marker for Acute Monocytic Leukemias. The American Journal Of Surgical Pathology 2021, 45: 1391-1398. PMID: 34172624, DOI: 10.1097/pas.0000000000001765.Peer-Reviewed Original ResearchConceptsChronic myelomonocytic leukemiaAcute monocytic leukemiaBlast countCore biopsyMyelomonocytic leukemiaBone marrowPredictive valueMonocytic leukemiaBone marrow core biopsiesCases of AMoLMarrow core biopsiesAcute myeloid leukemia subtypesExpression of IRF8Acute myeloid leukemiaTrephine core biopsiesReliable surface markersDendritic cell progenitorsNegative predictive valuePositive predictive valuePotential biomarker candidatesBlast increaseMonocytic blastsUseful immunostainsBlast percentageReactive monocytosis
2020
Tumor response and endogenous immune reactivity after administration of HER2 CAR T cells in a child with metastatic rhabdomyosarcoma
Hegde M, Joseph SK, Pashankar F, DeRenzo C, Sanber K, Navai S, Byrd TT, Hicks J, Xu ML, Gerken C, Kalra M, Robertson C, Zhang H, Shree A, Mehta B, Dakhova O, Salsman VS, Grilley B, Gee A, Dotti G, Heslop HE, Brenner MK, Wels WS, Gottschalk S, Ahmed N. Tumor response and endogenous immune reactivity after administration of HER2 CAR T cells in a child with metastatic rhabdomyosarcoma. Nature Communications 2020, 11: 3549. PMID: 32669548, PMCID: PMC7363864, DOI: 10.1038/s41467-020-17175-8.Peer-Reviewed Original ResearchConceptsHER2-CAR T cellsCAR T cellsT-cell infusionCAR T-cell infusionT cellsMetastatic rhabdomyosarcomaOngoing phase I trialPhase I trialT cell receptorSecond remissionI trialSerum autoantibodiesImmune reactivityDetectable diseaseTumor responseBone marrowResponse consolidationInfusionRhabdomyosarcomaImmunodominant clonesLymphodepletionRemissionPathway proteinsDiseaseMonthsT-cell and NK-cell lymphomas in the lung
Pan Z, Xu ML. T-cell and NK-cell lymphomas in the lung. Seminars In Diagnostic Pathology 2020, 37: 273-282. PMID: 32448591, DOI: 10.1053/j.semdp.2020.04.003.Peer-Reviewed Original ResearchConceptsT-cell lymphomaWorld Health Organization classificationNK-cell lymphomasAdequate antibiotic therapyTypical radiologic featuresPrinciples of treatmentDifferent histologic typesPrecise pathologic diagnosisHilar adenopathyEmpirical antibioticsSystemic lymphomaWedge biopsyAntibiotic therapyLymphomas accountRadiologic featuresRadiologic findingsBronchoscopic examinationHistologic typePleural effusionClinical symptomsRecurrent infectionsCystic changesOrganization classificationPathologic diagnosisPulmonary opacitiesDisseminated, 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
2018
Patients with common variable immunodeficiency with autoimmune cytopenias exhibit hyperplastic yet inefficient germinal center responses
Romberg N, Le Coz C, Glauzy S, Schickel JN, Trofa M, Nolan BE, Paessler M, Xu M, Lambert MP, Lakhani SA, Khokha MK, Jyonouchi S, Heimall J, Takach P, Maglione PJ, Catanzaro J, Hsu FI, Sullivan KE, Cunningham-Rundles C, Meffre E. Patients with common variable immunodeficiency with autoimmune cytopenias exhibit hyperplastic yet inefficient germinal center responses. Journal Of Allergy And Clinical Immunology 2018, 143: 258-265. PMID: 29935219, PMCID: PMC6400323, DOI: 10.1016/j.jaci.2018.06.012.Peer-Reviewed Original ResearchConceptsCommon variable immunodeficiencyVariable immunodeficiencyB cellsCommensal bacteriaIsotype-switched memory B cellsRegulatory T cell frequencyFollicular helper T cellsGC responseIsotype-switched antibodiesT cell frequenciesSubset of patientsT cell compartmentHelper T cellsPeripheral blood samplesMemory B cellsGerminal center responseB cell clonesAutoimmune cytopeniasGC hyperplasiaSerum endotoxemiaExcisional lymphAntibody responseT cellsMucosal microbiotaSomatic hypermutation frequenciesSmall Cell Variant of Intravascular Large B‐Cell Lymphoma: Highlighting a Potentially Fatal and Easily Missed Diagnosis
Rahmani M, Halene S, Xu ML. Small Cell Variant of Intravascular Large B‐Cell Lymphoma: Highlighting a Potentially Fatal and Easily Missed Diagnosis. BioMed Research International 2018, 2018: 9413015. PMID: 29850589, PMCID: PMC5903319, DOI: 10.1155/2018/9413015.Peer-Reviewed Case Reports and Technical NotesConceptsIntravascular large B-cell lymphomaB-cell lymphomaLarge B-cell lymphomaSmall cell morphologySmall cell variantCases of IVLBCLCell variantHodgkin's B-cell lymphomaRandom skin biopsySmall bowel biopsyHigh clinical suspicionLarge atypical cellsSmall cell lymphomaSmall blood vesselsBowel biopsyClinical suspicionLymph nodesRetrospective reviewClinicopathologic featuresSmall bowelPoor prognosisAtypical cellsFallopian tubeSkin biopsiesDifferential diagnosis
2014
Marrow Assessment for Hemophagocytic Lymphohistiocytosis Demonstrates Poor Correlation With Disease Probability
Ho C, Yao X, Tian L, Li FY, Podoltsev N, Xu ML. Marrow Assessment for Hemophagocytic Lymphohistiocytosis Demonstrates Poor Correlation With Disease Probability. American Journal Of Clinical Pathology 2014, 141: 62-71. PMID: 24343738, DOI: 10.1309/ajcpmd5tjefoovbw.Peer-Reviewed Original ResearchConceptsFindings of hemophagocytosisHemophagocytic lymphohistiocytosisHistologic findingsProbability of HLHSecondary hemophagocytic lymphohistiocytosisCore biopsy specimenCore biopsy specimensDisease probabilityFisher's exact testElevated ferritinClinical suspicionMarrow assessmentHLH groupBiopsy specimenLaboratory criteriaBiopsy specimensMedical recordsHemophagocytosisExact testLymphohistiocytosisPatientsSignificant correlationAspiratesPoor correlationFindings
2013
Venting the Spleen
Varughese N, Duong A, Emre S, Xu M, Lee AI. Venting the Spleen. New England Journal Of Medicine 2013, 369: 1357-1363. PMID: 24088096, DOI: 10.1056/nejmcps1210943.Peer-Reviewed Original Research