2021
Compensatory 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 volunteers
2020
Mechanisms of Diuretic Resistance Study: design and rationale
Cox ZL, Fleming J, Ivey‐Miranda J, Griffin M, Mahoney D, Jackson K, Hodson DZ, Thomas D, Gomez N, Rao VS, Testani JM. Mechanisms of Diuretic Resistance Study: design and rationale. ESC Heart Failure 2020, 7: 4458-4464. PMID: 32893505, PMCID: PMC7754741, DOI: 10.1002/ehf2.12949.Peer-Reviewed Original ResearchAcute decompensated heart failureDiuretic resistanceDiuretic responseUrine collectionCombination diuretic therapyLoop diuretic administrationLoop diuretic doseLoop diuretic resistanceDecompensated heart failureProspective patient cohortPhysical exam findingsSpot urine collectionADHF hospitalizationsDiuretic doseDiuretic therapyHF outcomesBaseline bloodCommon complicationPatient characteristicsProspective cohortHeart failureLoop diureticsDiuretic administrationUrine biomarkersExam findings
2017
Renal tubular resistance is the primary driver for loop diuretic resistance in acute heart failure
Maaten J, Rao VS, Hanberg JS, Wilson F, Bellumkonda L, Assefa M, Broughton J, D'Ambrosi J, Tang W, Damman K, Voors AA, Ellison DH, Testani JM. Renal tubular resistance is the primary driver for loop diuretic resistance in acute heart failure. European Journal Of Heart Failure 2017, 19: 1014-1022. PMID: 28105769, PMCID: PMC6231236, DOI: 10.1002/ejhf.757.Peer-Reviewed Original ResearchConceptsAcute heart failureLoop diuretic resistanceRenal tubular responseDiuretic resistanceDiuretic responseRenal tubulesAHF patientsHeart failureLoop diureticsTubular responseRenal tubular resistanceBumetanide doseEffective decongestionIntravenous bumetanidePoor outcomeUrine collectionTubular resistanceSum of defectsPatient variabilityUrea clearancePatientsCommon barriersDoseClearanceDiuretics
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