2021
Risk stratification of patients listed for heart transplantation while supported with extracorporeal membrane oxygenation
Ivey-Miranda JB, Maulion C, Farrero-Torres M, Griffin M, Posada-Martinez EL, Testani JM, Bellumkonda L. Risk stratification of patients listed for heart transplantation while supported with extracorporeal membrane oxygenation. Journal Of Thoracic And Cardiovascular Surgery 2021, 165: 711-720. PMID: 34167814, DOI: 10.1016/j.jtcvs.2021.05.032.Peer-Reviewed Original ResearchConceptsHeart transplantMajor risk factorRisk factorsPosttransplantation mortalityHT recipientsMembrane oxygenationGood long-term prognosisSevere cardiogenic shockOrgan Sharing databaseLong-term prognosisExtracorporeal membrane oxygenationMinor risk factorsVentricular assist deviceCardiogenic shockHeart transplantationRecipient ageIndependent predictorsPrimary outcomeSharing databaseMechanical ventilationRisk stratificationUnited NetworkAdult candidatesECMOAbsence of recovery
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 ResearchMeSH KeywordsAgedFemaleHeart FailureHeart-Assist DevicesHumansInflammationMaleMicroRNAsMiddle AgedReal-Time Polymerase Chain ReactionConceptsLVAD 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 pathogenesis
2016
Can Big Data Simplify the Complexity of Modern Medicine? Prediction of Right Ventricular Failure After Left Ventricular Assist Device Support as a Test Case∗
Ahmad T, Testani JM, Desai NR. Can Big Data Simplify the Complexity of Modern Medicine? Prediction of Right Ventricular Failure After Left Ventricular Assist Device Support as a Test Case∗. JACC Heart Failure 2016, 4: 722-725. PMID: 27522632, DOI: 10.1016/j.jchf.2016.06.004.Commentaries, Editorials and LettersPrognostic Implications of Long-Chain Acylcarnitines in Heart Failure and Reversibility With Mechanical Circulatory Support
Ahmad T, Kelly JP, McGarrah RW, Hellkamp AS, Fiuzat M, Testani JM, Wang TS, Verma A, Samsky MD, Donahue MP, Ilkayeva OR, Bowles DE, Patel CB, Milano CA, Rogers JG, Felker GM, O’Connor C, Shah SH, Kraus WE. Prognostic Implications of Long-Chain Acylcarnitines in Heart Failure and Reversibility With Mechanical Circulatory Support. Journal Of The American College Of Cardiology 2016, 67: 291-299. PMID: 26796394, PMCID: PMC5429585, DOI: 10.1016/j.jacc.2015.10.079.Peer-Reviewed Original ResearchMeSH KeywordsAgedCarnitineDisease ProgressionEnergy MetabolismExercise TherapyFemaleHeart Failure, SystolicHeart-Assist DevicesHospital MortalityHumansMaleMass SpectrometryMiddle AgedNorth CarolinaOutcome Assessment, Health CarePrognosisReproducibility of ResultsSeverity of Illness IndexStatistics as TopicConceptsEnd-stage heart failureSystolic heart failureHeart failureMechanical circulatory supportHF patientsClinical outcomesCirculatory supportEnd-stage systolic heart failureChronic systolic HF patientsLeft ventricular assist device placementLong-term mechanical circulatory supportVentricular assist device placementPeak VO2 levelsChronic HF patientsSystolic HF patientsAdverse clinical outcomesClinical trial outcomesLong-chain acylcarnitinesAssociations of metabolitesFrozen plasma samplesMechanical circulatoryCardiovascular deathCause hospitalizationCause mortalityLVAD group
2015
Who wants a left ventricular assist device for ambulatory heart failure? Early insights from the MEDAMACS screening pilot
Stewart GC, Kittleson MM, Cowger JA, Johnson FL, Patel CB, Mountis MM, Patel PC, Rame JE, Testani J, Guglin ME, Teuteberg JJ, Stevenson LW. Who wants a left ventricular assist device for ambulatory heart failure? Early insights from the MEDAMACS screening pilot. The Journal Of Heart And Lung Transplantation 2015, 34: 1630-1633. PMID: 26321249, DOI: 10.1016/j.healun.2015.07.009.Peer-Reviewed Original Research
2014
The Incidence, Risk, and Consequences of Atrial Arrhythmias in Patients with Continuous‐Flow Left Ventricular Assist Devices
Brisco MA, Sundareswaran KS, Milano CA, Feldman D, Testani JM, Ewald GA, Slaughter MS, Farrar DJ, Goldberg LR, Investigators F. The Incidence, Risk, and Consequences of Atrial Arrhythmias in Patients with Continuous‐Flow Left Ventricular Assist Devices. Journal Of Cardiac Surgery 2014, 29: 572-580. PMID: 24750460, DOI: 10.1111/jocs.12336.Peer-Reviewed Original ResearchConceptsLeft ventricular assist deviceLate atrial arrhythmiaAtrial arrhythmiasVentricular assist deviceFunctional statusRisk factorsAssist deviceHeartMate II Left Ventricular Assist DeviceIncidence of AASix-minute walk distanceDestination therapy trialsDays of supportStrong risk factorQuality of lifePreoperative creatinineLVAD patientsSerum creatinineWalk distanceEjection fractionHeart failureLVAD supportQOL improvementMultivariable modelSimilar survivalBlanking period
2013
Prevalence and Prognostic Importance of Changes in Renal Function After Mechanical Circulatory Support
Brisco MA, Kimmel SE, Coca SG, Putt ME, Jessup M, Tang WW, Parikh CR, Testani JM. Prevalence and Prognostic Importance of Changes in Renal Function After Mechanical Circulatory Support. Circulation Heart Failure 2013, 7: 68-75. PMID: 24214901, PMCID: PMC4067252, DOI: 10.1161/circheartfailure.113.000507.Peer-Reviewed Original ResearchConceptsMechanical circulatory supportRenal functionCirculatory supportEarly improvementContinuous-flow devicesMechanically Assisted Circulatory SupportLarge multicenter populationSerial creatinine levelsGlomerular filtration rateMajority of patientsMulticenter populationCause mortalityInteragency RegistryAdult patientsCreatinine levelsPrognostic importancePrognostic significanceImproved prognosisFiltration ratePoor survivalSurvival disadvantageEGFRPatientsAdditional researchMechanistic basis