2020
Blood Conservation Strategy at Time of Left Ventricular Assist Device Placement Improves Survival
Stawiarski K, Agboola O, Park J, Mangi A, Geirsson A, Lee F, Jacoby D, Bellumkonda L, Ahmad T, Chou J, Testani J, Chen M, McCloskey G, Bonde P. Blood Conservation Strategy at Time of Left Ventricular Assist Device Placement Improves Survival. The Journal Of Heart And Lung Transplantation 2020, 39: s151. DOI: 10.1016/j.healun.2020.01.1086.Peer-Reviewed Original ResearchVentricular assist device placementBlood conservationLeft ventricular assist device placementBCS groupDevice placementAnti-platelet useLarger ventricular sizeLiberal transfusion strategyStandardized transfusion protocolTime of LVADLength of hospitalBlood conservation strategiesUnits of PRBCsLiberal groupCirculatory support devicesDevice use ratesExcessive transfusionICU stayTransfusion protocolCommon complicationHeart failureLVAD patientsTransfusion strategyTransfusion triggerSingle center
2019
LVAD Survival May Be Predicted by Preoperative Lymphopenia
Stawiarski K, Agboola O, Jacoby D, Bellumkonda L, Sugeng L, Ahmad T, Chen M, McCloskey G, Geirsson A, Anwar M, Bonde P. LVAD Survival May Be Predicted by Preoperative Lymphopenia. The Journal Of Heart And Lung Transplantation 2019, 38: s63-s64. DOI: 10.1016/j.healun.2019.01.142.Peer-Reviewed Original ResearchAbsolute lymphocyte countCause mortalityLVAD patientsImmune modulator therapyImpact of lymphopeniaImportant prognostic indicatorCells/μL.Kaplan-Meir plotsLog-rank statisticsPhysiologic stress responseLVAD survivalPreoperative lymphopeniaSplanchnic congestionCox modellingLymphocyte countLymphocyte levelsLymphopenic patientsUnadjusted survivalWorse survivalHeart failurePrognostic roleSerum sodiumSingle centerPatient groupLVAD therapyChloride Homeostasis in End Stage Heart Failure and LVAD Recipients
Stawiarski K, Agboola O, Jacoby D, Bellumkonda L, Ahmad T, Sugeng L, Chen M, McCloskey G, Geirsson A, Anwar M, Bonde P. Chloride Homeostasis in End Stage Heart Failure and LVAD Recipients. The Journal Of Heart And Lung Transplantation 2019, 38: s382-s383. DOI: 10.1016/j.healun.2019.01.974.Peer-Reviewed Original ResearchSerum chloride levelsChloride homeostasisLVAD patientsHeart failureLVAD therapyEnd-stage heart failureCardio-renal axisChronic heart failureStage heart failureChloride levelsLong-term survivalKaplan-Meir plotsLog-rank statisticsL riseCause mortalityLVAD recipientsWorse survivalSingle centerNeurohormonal responsesPrognostic implicationsPrognostic valueLVAD implantsRetrospective analysisGroup ACox model
2017
Plasma Levels of MicroRNA-155 Are Upregulated with Long-Term Left Ventricular Assist Device Support
Wang T, O’Brien E, Rogers JG, Jacoby DL, Chen ME, Testani JM, Bowles DE, Milano CA, Felker GM, Patel CB, Bonde PN, Ahmad T. Plasma Levels of MicroRNA-155 Are Upregulated with Long-Term Left Ventricular Assist Device Support. ASAIO Journal 2017, 63: 536-541. PMID: 28319523, PMCID: PMC5585122, DOI: 10.1097/mat.0000000000000564.Peer-Reviewed Original ResearchConceptsLVAD supportHeart failureMechanically Assisted Circulatory Support level 1Continuous-flow LVAD implantationLong-term LVAD supportMiR-155Ventricular assist device therapyMicroRNA-155Ventricular assist device supportPost-LVAD placementAdverse clinical outcomesAssist device supportPlasma expression levelsSupport level 1Real-time polymerase chain reactionQuantitative real-time polymerase chain reactionRelative quantification valuesContinuous blood flowWilcoxon signed-rank testMultiple biologic processesLVAD physiologyMeasurement of miRNAsInteragency RegistryLVAD implantationHF pathogenesisCompensatory Distal Reabsorption Drives Diuretic Resistance in Human Heart Failure
Rao VS, Planavsky N, Hanberg JS, Ahmad T, Brisco-Bacik MA, Wilson FP, Jacoby D, Chen M, Tang WHW, Cherney DZI, Ellison DH, Testani JM. Compensatory Distal Reabsorption Drives Diuretic Resistance in Human Heart Failure. Journal Of The American Society Of Nephrology 2017, 28: 3414-3424. PMID: 28739647, PMCID: PMC5661276, DOI: 10.1681/asn.2016111178.Peer-Reviewed Original ResearchConceptsDiuretic resistanceHeart failureLoop diureticsSodium reabsorptionHigh-dose loop diureticsDistal tubular sodium reabsorptionSodium exitLoop diuretic administrationTubular sodium reabsorptionHuman heart failureFurosemide equivalentsDistal reabsorptionConsecutive patientsFractional excretionSodium handlingDiuretic administrationProximal tubularControl cohortCare centerTreatment strategiesAnimal modelsDiureticsNet sodiumFENaTubular location
2016
Rapid and Highly Accurate Prediction of Poor Loop Diuretic Natriuretic Response in Patients With Heart Failure
Testani JM, Hanberg JS, Cheng S, Rao V, Onyebeke C, Laur O, Kula A, Chen M, Wilson FP, Darlington A, Bellumkonda L, Jacoby D, Tang WH, Parikh CR. Rapid and Highly Accurate Prediction of Poor Loop Diuretic Natriuretic Response in Patients With Heart Failure. Circulation Heart Failure 2016, 9: e002370. PMID: 26721915, PMCID: PMC4741370, DOI: 10.1161/circheartfailure.115.002370.Peer-Reviewed Original ResearchMeSH KeywordsAcute DiseaseAdministration, IntravenousAgedBiomarkersBumetanideDrug MonitoringDrug ResistanceFemaleHeart FailureHumansMaleMiddle AgedModels, BiologicalNatriuresisPredictive Value of TestsProspective StudiesReproducibility of ResultsSodiumSodium Potassium Chloride Symporter InhibitorsTime FactorsTreatment OutcomeUrinalysisConceptsAcute decompensated heart failureDecompensated heart failureNatriuretic responseSpot urine samplesSodium outputHeart failureDiuretic administrationAcute decompensated heart failure patientsDecompensated heart failure patientsLoop diuretic administrationPrimary therapeutic objectiveUrine samplesHeart failure patientsPositive sodium balanceNet fluid outputDiuretic dosingIntravenous bumetanideMedian doseFailure patientsDiuretic responseSodium balanceUrine collectionFluid balanceTherapeutic objectivesFluid output
2015
Familial dilated cardiomyopathy diagnosis is commonly overlooked at the time of transplant listing
Seidelmann SB, Laur O, Hwa J, Depasquale E, Bellumkonda L, Sugeng L, Pomianowski P, Testani J, Chen M, McKenna W, Jacoby D. Familial dilated cardiomyopathy diagnosis is commonly overlooked at the time of transplant listing. The Journal Of Heart And Lung Transplantation 2015, 35: 474-480. PMID: 26852066, PMCID: PMC5423783, DOI: 10.1016/j.healun.2015.12.002.Peer-Reviewed Original ResearchConceptsEnd-stage heart failureStage heart failureHeart failureUNOS registryEchocardiographic findingsUNOS databaseTeaching hospitalDetailed pedigree analysisVentricular end-diastolic dimensionPanel reactive antibody levelsTertiary care teaching hospitalLarge tertiary teaching hospitalCenter-specific dataAdvanced heart failureEnd-diastolic dimensionOrgan Sharing registryMajority of patientsNon-ischemic DCMTertiary teaching hospitalMitral valve annulusDetailed family historyTransplant listingAdult patientsClinical characteristicsUNOS data