2024
Mechanistic Differences between Torsemide and Furosemide.
Rao V, Cox Z, Ivey-Miranda J, Neville D, Balkcom N, Moreno-Villagomez J, Ramos-Mastache D, Maulion C, Bellumkonda L, Tang W, Collins S, Velazquez E, Mentz R, Wilson F, Turner J, Wilcox C, Ellison D, Fang J, Testani J. Mechanistic Differences between Torsemide and Furosemide. Journal Of The American Society Of Nephrology 2024 PMID: 39196651, DOI: 10.1681/asn.0000000000000481.Peer-Reviewed Original ResearchTorsemide groupDiuretic doseTubular site of actionHigher diuretic dosesDose of furosemideProportion of dosesOral furosemideSite of actionPrescribed doseNeurohormonal activationMechanistic substudyClinical outcomesPharmacodynamic advantagesKidney dysfunctionPharmacodynamic parametersKidney functionRandomized trialsNatriuresisTubular sitesFurosemideTorsemideDoseTRANSFORM-HFPlasma volumeBody weightSerial direct sodium removal in patients with heart failure and diuretic resistance
Rao V, Ivey‐Miranda J, Cox Z, Moreno‐Villagomez J, Ramos‐Mastache D, Neville D, Balkcom N, Asher J, Bellumkonda L, Bigvava T, Shaburishvili T, Bartunek J, Wilson F, Finkelstein F, Maulion C, Turner J, Testani J. Serial direct sodium removal in patients with heart failure and diuretic resistance. European Journal Of Heart Failure 2024, 26: 1215-1230. PMID: 38556717, DOI: 10.1002/ejhf.3196.Peer-Reviewed Original ResearchConceptsDiuretic resistanceCardiorenal syndromeHeart failureLoop diureticsDiuretic withdrawalHigh-dose loop diureticsN-terminal pro-B-type natriuretic peptidePro-B-type natriuretic peptideGrowth differentiation factor 15Carbohydrate antigen 125Differentiation factor 15Sodium removalRandomized controlled studyCardiorenal parametersDiuretic doseSoluble ST2Natriuretic peptideMedian timeDiuretic responseKidney injuryPeritoneal membraneElectrolyte handlingKidney functionDiureticsInterleukin-6
2023
Empagliflozin in Heart Failure: Regional Nephron Sodium Handling Effects
Rao V, Ivey-Miranda J, Cox Z, Moreno-Villagomez J, Maulion C, Bellumkonda L, Chang J, Field M, Wiederin D, Butler J, Collins S, Turner J, Wilson F, Inzucchi S, Wilcox C, Ellison D, Testani J. Empagliflozin in Heart Failure: Regional Nephron Sodium Handling Effects. Journal Of The American Society Of Nephrology 2023, 35: 189-201. PMID: 38073038, PMCID: PMC10843196, DOI: 10.1681/asn.0000000000000269.Peer-Reviewed Original ResearchThe importance of forward flow and venous congestion in diuretic response in acute heart failure: Insights from the ESCAPE trial
Eder M, Griffin M, Moreno-Villagomez J, Bellumkonda L, Maulion C, Asher J, Wilson F, Cox Z, Ivey-Miranda J, Rao V, Butler J, Borlaug B, McCallum W, Ramos-Mastache D, Testani J. The importance of forward flow and venous congestion in diuretic response in acute heart failure: Insights from the ESCAPE trial. International Journal Of Cardiology 2023, 381: 57-61. PMID: 37023862, DOI: 10.1016/j.ijcard.2023.04.002.Peer-Reviewed Original ResearchConceptsRight atrial pressureDiuretic efficiencyRight atrial areaDiuretic responseVenous congestionHeart failureCardio-renal interactionsLoop diuretic doseAcute heart failureRenal perfusion pressureLow cardiac outputMean arterial pressureRight ventricular systolicCongestive heart failureVentricular ejection fractionNet fluid outputForward flowDiuretic doseDiuretic resistanceTTE parametersCardiac indexVentricular systolicArterial pressureAtrial pressureEjection fractionUtilization of an Independent Procurement Team for Direct Procurement and Machine Perfusion of Cardiac Allografts Following Donation after Cardiac Death
Ragnarsson S, Morrison A, Higaki A, Mullan C, Sen S, Ahmad T, Anwer M, Geirsson A, Maulion C, Davis R. Utilization of an Independent Procurement Team for Direct Procurement and Machine Perfusion of Cardiac Allografts Following Donation after Cardiac Death. The Journal Of Heart And Lung Transplantation 2023, 42: s279-s280. DOI: 10.1016/j.healun.2023.02.638.Peer-Reviewed Original ResearchDCD heart transplantationCST groupCardiac allograftsHeart transplantationMachine perfusionNPS groupCardiac deathMedian warm ischemia timeExcellent short-term survivalMedian recipient agePostoperative mechanical supportSingle-center reviewMean donor ageWarm ischemia timeManual chart reviewShort-term survivalProcurement teamRecipient ageChart reviewCirculatory deathIschemia timeDonor ageOrgan recoveryHeartMate 3Group 52In-Hospital Observation on Oral Diuretics After Treatment for Acute Decompensated Heart Failure: Evaluating the Utility
Ivey-Miranda J, Rao V, Cox Z, Moreno-Villagomez J, Mahoney D, Maulion C, Bellumkonda L, Turner J, Collins S, Wilson F, Krumholz H, Testani J. In-Hospital Observation on Oral Diuretics After Treatment for Acute Decompensated Heart Failure: Evaluating the Utility. Circulation Heart Failure 2023, 16: e010206. PMID: 36896716, PMCID: PMC10186250, DOI: 10.1161/circheartfailure.122.010206.Peer-Reviewed Original ResearchConceptsAcute decompensated heart failureDecompensated heart failureDiuretic responseDiuretic dosingOral diureticsHeart failureMulticenter cohortHospital observationLower readmission ratesNet fluid balanceDays postdischargeReadmission ratesHospital readmissionUrine outputReadmission riskFluid statusFluid balanceHospital measuresDose selectionCohortProvider decisionsWeight changeReadmissionDiureticsPatientsImprovement in Renal Function During the Treatment of Acute Decompensated Heart Failure: Relationship With Markers of Renal Tubular Injury and Prognostic Importance
Natov P, Ivey-Miranda J, Cox Z, Moreno-Villagomez J, Maulion C, Bellumkonda L, Shlipak M, Estrella M, Borlaug B, Rao V, Testani J. Improvement in Renal Function During the Treatment of Acute Decompensated Heart Failure: Relationship With Markers of Renal Tubular Injury and Prognostic Importance. Circulation Heart Failure 2023, 16: e009776. PMID: 36700431, PMCID: PMC10150783, DOI: 10.1161/circheartfailure.122.009776.Peer-Reviewed Original ResearchConceptsAcute decompensated heart failureDecompensated heart failureStable renal functionGlomerular filtration rateRenal functionRenal tubular injuryHeart failureTubular injuryKIM-1Filtration rateRenal tubular injury markersTubular injury markersRenal function groupCumulative urine outputCardiorenal dysfunctionDiuretic dosesInjury markersWorse survivalWorsened survivalUrine outputDecongestive therapyPrognostic importanceAdverse outcomesLower admissionPatients
2022
Clinical implications of Type 2 diabetes on outcomes after cardiac transplantation
Chouairi F, Mullan C, Ahmed A, Bhinder J, Guha A, Miller P, Jastreboff A, Fuery M, Chiravuri M, Geirsson A, Desai N, Maulion C, Sen S, Ahmad T, Anwer M. Clinical implications of Type 2 diabetes on outcomes after cardiac transplantation. PLOS ONE 2022, 17: e0273111. PMID: 36516178, PMCID: PMC9750001, DOI: 10.1371/journal.pone.0273111.Peer-Reviewed Original ResearchConceptsPost-transplant mortalityType 2 diabetesAllocation system changeOld allocation systemsHeart transplant recipientsOutcomes of patientsOrgan Sharing databaseProportion of patientsHeart transplantation outcomesLower likelihoodLikelihood of transplantationHigher likelihoodNew allocation systemCardiac transplantationHeart transplantationTransplant recipientsT2D patientsHeart failureSharing databaseCox regressionTransplantation outcomesUnited NetworkWorse outcomesT2DPatientsHemoconcentration of Creatinine Minimally Contributes to Changes in Creatinine during the Treatment of Decompensated Heart Failure
Maulion C, Chen S, Rao VS, Ivey-Miranda JB, Cox ZL, Mahoney D, Coca SG, Negoianu D, Asher JL, Turner JM, Inker LA, Wilson FP, Testani JM. Hemoconcentration of Creatinine Minimally Contributes to Changes in Creatinine during the Treatment of Decompensated Heart Failure. Kidney360 2022, 3: 1003-1010. PMID: 35845336, PMCID: PMC9255871, DOI: 10.34067/kid.0007582021.Peer-Reviewed Original ResearchDefibrillators in heart transplant patients: Not always a shockingly good choice
Rosenfeld LE, Maulion C. Defibrillators in heart transplant patients: Not always a shockingly good choice. Journal Of Cardiovascular Electrophysiology 2022, 33: 1823-1825. PMID: 35671360, DOI: 10.1111/jce.15587.Peer-Reviewed Original ResearchInferior Vena Cava Diameter Measurement Provides Distinct and Complementary Information to Right Atrial Pressure in Acute Decompensated Heart Failure
Griffin M, Ivey-Miranda J, McCallum W, Sarnak M, Eder M, Bellumkonda L, Maulion C, Wilson FP, Rao VS, Testani J. Inferior Vena Cava Diameter Measurement Provides Distinct and Complementary Information to Right Atrial Pressure in Acute Decompensated Heart Failure. Journal Of Cardiac Failure 2022, 28: 1217-1221. PMID: 35301109, DOI: 10.1016/j.cardfail.2022.02.014.Peer-Reviewed Original ResearchConceptsRight atrial pressureAcute decompensated heart failureDecompensated heart failureIVC diameterAtrial pressureHeart failureInferior vena cava diameter (IVCD) measurementBaseline right atrial pressureInferior vena cava (IVC) measurementsPulmonary artery catheterVena cava diameter measurementsArtery catheterHemoglobin levelsIntravascular volumeVenous systemESCAPE trialIVC measurementsBlood volumeRAP measurementsSurvival ratePatientsVolume assessmentHigh complianceModest correlationMedianThe impact of induction therapy on mortality and treated rejection in cardiac transplantation: A retrospective study
Bellumkonda L, Oikonomou EK, Hsueh C, Maulion C, Testani J, Patel J. The impact of induction therapy on mortality and treated rejection in cardiac transplantation: A retrospective study. The Journal Of Heart And Lung Transplantation 2022, 41: 482-491. PMID: 35094919, DOI: 10.1016/j.healun.2022.01.008.Peer-Reviewed Original ResearchConceptsInduction therapyCause mortalityOutcome measuresLeft ventricular assist device therapyT-cell depleting agentsVentricular assist device therapyDual organ transplantsRoutine induction therapySecondary outcome measuresTime of transplantationPrimary outcome measureCox regression modelPropensity score adjustmentRisk of rejectionPrior transplantCardiac transplantationHeart transplantationUNOS databaseAdult patientsOverall survivalDevice therapyMedian ageRetrospective studyReceptor antagonistReduced oddsRisk Prediction Scores in Cardiovascular Disease: Useful Tool or “Model of the Week”?
Maulion C, Januzzi JL. Risk Prediction Scores in Cardiovascular Disease: Useful Tool or “Model of the Week”? Journal Of Cardiac Failure 2022, 28: 551-553. PMID: 35039205, DOI: 10.1016/j.cardfail.2021.11.019.Commentaries, Editorials and LettersChanges in inferior vena cava area represent a more sensitive metric than changes in filling pressures during experimental manipulation of intravascular volume and tone
Ivey‐Miranda J, Wetterling F, Gaul R, Sheridan S, Asher JL, Rao VS, Maulion C, Mahoney D, Mebazaa A, Gray AP, Burkhoff D, Cowie MR, Cox ZL, Butler J, Fudim M, McDonald K, Damman K, Borlaug BA, Testani JM. Changes in inferior vena cava area represent a more sensitive metric than changes in filling pressures during experimental manipulation of intravascular volume and tone. European Journal Of Heart Failure 2022, 24: 455-462. PMID: 34837447, PMCID: PMC9306514, DOI: 10.1002/ejhf.2395.Peer-Reviewed Original ResearchConceptsInferior vena cavaCardiac filling pressuresPulmonary artery pressureIntravascular volumeFilling pressureArtery pressureVolume statusVascular toneCardiac functionCross-sectional areaLeft-sided cardiac filling pressuresIVC cross-sectional areaHeart failure hospitalizationRight heart catheterizationChronic HFFailure hospitalizationHeart catheterizationCardiac dysfunctionVenous conduitsColloid infusionVena cavaVenous systemRapid pacingIVC areaVolume loading
2021
Impact of Obesity on Heart Transplantation Outcomes
Chouairi F, Milner A, Sen S, Guha A, Stewart J, Jastreboff AM, Mori M, Clark KA, Miller PE, Fuery MA, Rogers JG, Notarianni A, Jacoby D, Maulion C, Anwer M, Geirsson A, Desai NR, Ahmad T, Mullan CW. Impact of Obesity on Heart Transplantation Outcomes. Journal Of The American Heart Association 2021, 10: e021346. PMID: 34854316, PMCID: PMC9075353, DOI: 10.1161/jaha.121.021346.Peer-Reviewed Original ResearchConceptsBody mass indexHigher BMI categoriesImpact of obesityHeart transplantation outcomesBMI categoriesTransplantation outcomesHeart transplantationHigher body mass indexAllocation system changeAdvanced heart failureOrgan Sharing databaseObese BMI categoriesVentricular assist deviceNew Organ ProcurementPosttransplant deathPosttransplantation deathPosttransplant mortalityBackground PatientsBMI 18.5Adult patientsCohort studyHeart failureHeart transplantSharing databaseWaitlist deathsFGF-23 (Fibroblast Growth Factor-23) and Cardiorenal Interactions
Ivey-Miranda JB, Stewart B, Cox ZL, McCallum W, Maulion C, Gleason O, Meegan G, Amatruda JG, Moreno-Villagomez J, Mahoney D, Turner JM, Wilson FP, Estrella MM, Shlipak MG, Rao VS, Testani JM. FGF-23 (Fibroblast Growth Factor-23) and Cardiorenal Interactions. Circulation Heart Failure 2021, 14: e008385. PMID: 34689571, PMCID: PMC8782627, DOI: 10.1161/circheartfailure.121.008385.Peer-Reviewed Original ResearchConceptsFGF-23Cardiorenal interactionsHeart failureDiuretic resistanceSodium avidityNeurohormonal activationMultivariable analysisDistal tubular sodium reabsorptionLoop diuretic doseTubular sodium reabsorptionGlomerular filtration rateCardiorenal dysfunctionDiuretic doseDiuretic treatmentNT-proBNPFractional excretionDiuretic administrationSodium reabsorptionPeak diuresisFiltration rateCare centerUrine samplingAnimal modelsSerum chlorideDisease severityCompensatory post-diuretic renal sodium reabsorption is not a dominant mechanism of diuretic resistance in acute heart failure
Cox ZL, Rao VS, Ivey-Miranda JB, Moreno-Villagomez J, Mahoney D, Ponikowski P, Biegus J, Turner JM, Maulion C, Bellumkonda L, Asher JL, Parise H, Wilson PF, Ellison DH, Wilcox CS, Testani JM. Compensatory post-diuretic renal sodium reabsorption is not a dominant mechanism of diuretic resistance in acute heart failure. European Heart Journal 2021, 42: 4468-4477. PMID: 34529781, PMCID: PMC8599022, DOI: 10.1093/eurheartj/ehab620.Peer-Reviewed Original ResearchConceptsAcute decompensated heart failureSpontaneous natriuresisDiuretic resistanceHeart failureSodium reabsorptionUrine collectionSpot urine sodium concentrationsIntravenous loop diureticsNeutral sodium balanceAcute heart failureDecompensated heart failureRenal sodium reabsorptionSubgroup of patientsUrine sodium concentrationSpot urine samplesDiuretic therapySodium aviditySodium excretionUrine sodiumCreatinine ratioLoop diureticsDiuretic administrationSodium balanceNatriuresisHealthy volunteersRenal negative pressure treatment as a novel therapy for heart failure-induced renal dysfunction
Rao VS, Maulion C, Asher JL, Ivey-Miranda J, Cox ZL, Moreno-Villagomez J, Mahoney D, Turner JM, Wilson FP, Wilcox CS, Testani J. Renal negative pressure treatment as a novel therapy for heart failure-induced renal dysfunction. AJP Regulatory Integrative And Comparative Physiology 2021, 321: r588-r594. PMID: 34405731, DOI: 10.1152/ajpregu.00115.2021.Peer-Reviewed Original ResearchConceptsRenal plasma flowGlomerular filtration rateCongestive HFTubular pressureHeart failure hospitalizationPara-aminohippurate clearanceCentral venous pressureHigh fractional excretionNegative pressure therapyUrinary collecting systemNegative pressure treatmentSimilar diuresisFailure hospitalizationRenal dysfunctionCardiac tamponadeIothalamate clearanceFractional excretionRenal parametersKidney functionRenal congestionRenal responseRight kidneyVenous pressurePressure therapyControl kidneysThe Impact of Depression on Outcomes in Patients With Heart Failure and Reduced Ejection Fraction Treated in the GUIDE-IT Trial
Chouairi F, Fuery MA, Mullan CW, Caraballo C, Sen S, Maulion C, Wilkinson ST, Surti T, McCullough M, Miller PE, Pacor J, Leifer ES, Felker GM, Velazquez EJ, Fiuzat M, O'Connor CM, Januzzi JL, Desai NR, Ahmad T. The Impact of Depression on Outcomes in Patients With Heart Failure and Reduced Ejection Fraction Treated in the GUIDE-IT Trial. Journal Of Cardiac Failure 2021, 27: 1359-1366. PMID: 34166799, DOI: 10.1016/j.cardfail.2021.06.008.Peer-Reviewed Original ResearchConceptsGuideline-directed medical therapyReduced ejection fractionAmino-terminal pro-B-type natriuretic peptide levelsPro-B-type natriuretic peptide levelsGUIDE-IT trialNatriuretic peptide levelsHeart failureEjection fractionClinical outcomesPeptide levelsOptimal guideline-directed medical therapyCox proportional hazards regression modelingProportional hazards regression modelingImpact of depressionHistory of depressionCardiovascular deathCause hospitalizationCause mortalityOverall cohortMedical therapyAdverse outcomesTarget dosesPatientsMental healthTime pointsRisk 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