2019
Elevated renalase levels in patients with acute coronary microvascular dysfunction – A possible biomarker for ischemia
Safdar B, Guo X, Johnson C, D'Onofrio G, Dziura J, Sinusas AJ, Testani J, Rao V, Desir G. Elevated renalase levels in patients with acute coronary microvascular dysfunction – A possible biomarker for ischemia. International Journal Of Cardiology 2019, 279: 155-161. PMID: 30630613, PMCID: PMC6482834, DOI: 10.1016/j.ijcard.2018.12.061.Peer-Reviewed Original ResearchConceptsCoronary microvascular dysfunctionFramingham risk scorePET/CTChest painInflammatory markersMicrovascular dysfunctionEmergency departmentRisk scoreRb-82 PET/CTElevated renalase levelsAcute chest painCoronary artery diseaseC-reactive proteinVascular endothelial growth factorAnti-inflammatory proteinTumor necrosis factorEndothelial growth factorAngina historyCMD diagnosisRenalase levelsHypertensive crisisED presentationsHemodynamic instabilityArtery diseaseHeart failure
2016
Hypochloremia and Diuretic Resistance in Heart Failure
Hanberg JS, Rao V, Maaten J, Laur O, Brisco MA, Wilson F, Grodin JL, Assefa M, Broughton J, Planavsky NJ, Ahmad T, Bellumkonda L, Tang WH, Parikh CR, Testani JM. Hypochloremia and Diuretic Resistance in Heart Failure. Circulation Heart Failure 2016, 9: e003180. PMID: 27507113, PMCID: PMC4988527, DOI: 10.1161/circheartfailure.116.003180.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBiomarkersChloridesConnecticutCross-Sectional StudiesDown-RegulationDrug ResistanceFemaleFurosemideHeart FailureHumansKidneyMaleMiddle AgedOdds RatioPilot ProjectsProspective StudiesReninRisk FactorsSodiumSodium Potassium Chloride Symporter InhibitorsTime FactorsTreatment OutcomeConceptsDiuretic resistanceHeart failureCare centerSerum chloridePro-B-type natriuretic peptideChloride supplementationRenal free water excretionB-type natriuretic peptidePoor diuretic responsePlasma renin activityPlasma renin concentrationHeart failure cohortFree water excretionRecent epidemiological studiesBasic science evidenceBlood urea nitrogenSerum chloride levelsFurosemide equivalentsNeurohormonal activationRenin activityRenin concentrationCreatinine ratioLoop diureticsDiuretic responseSerum sodium
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
Hospital Variation in Noninvasive Positive Pressure Ventilation for Acute Decompensated Heart Failure
Kulkarni VT, Kim N, Dai Y, Dharmarajan K, Safavi KC, Bikdeli B, Lindenauer PK, Testani J, Dries DL, Krumholz HM. Hospital Variation in Noninvasive Positive Pressure Ventilation for Acute Decompensated Heart Failure. Circulation Heart Failure 2014, 7: 427-433. PMID: 24633829, PMCID: PMC4386575, DOI: 10.1161/circheartfailure.113.000698.Peer-Reviewed Original ResearchConceptsAcute decompensated heart failureNoninvasive positive pressure ventilationDecompensated heart failureRisk-standardized mortality ratesPositive pressure ventilationHeart failureIntubation rateMortality ratePressure ventilationUse of NPPVHospital risk-standardized mortality ratesHigher intubation rateHospital practice patternsHospital-level outcomesCross-sectional studyHierarchical logistic regression modelsLogistic regression modelsNIPPV useHospital variationSuch hospitalizationsPractice patternsHospitalizationHospitalQuartileBottom quartile