2023
Improvement 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
2021
FGF-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 severity
2020
Cystatin C and Muscle Mass in Patients With Heart Failure
Ivey-Miranda JB, Inker LA, Griffin M, Rao V, Maulion C, Turner JM, Wilson FP, Tang WHW, Levey AS, Testani JM. Cystatin C and Muscle Mass in Patients With Heart Failure. Journal Of Cardiac Failure 2020, 27: 48-56. PMID: 32750487, PMCID: PMC8672303, DOI: 10.1016/j.cardfail.2020.07.013.Peer-Reviewed Original ResearchConceptsHeart failureCreatinine clearanceMuscle massCystatin CHigher muscle massAssociation of eGFRcysGlomerular filtration rateLow muscle massCystatin C levelsAccurate GFR estimationMultivariable analysisFiltration rateEGFRcysEGFRcrBody compositionGFR estimationPatientsCreatinineC levelsClearanceMortalityAssociation