Peak Tricuspid Regurgitation Jet Velocity and Kidney Outcomes in Patients With Heart Failure With Preserved Ejection Fraction
Oka T, Tighiouart H, McCallum W, Tuttle M, Testani J, Sarnak M. Peak Tricuspid Regurgitation Jet Velocity and Kidney Outcomes in Patients With Heart Failure With Preserved Ejection Fraction. Kidney International Reports 2024, 9: 3035-3044. PMID: 39430198, PMCID: PMC11489825, DOI: 10.1016/j.ekir.2024.07.009.Peer-Reviewed Original ResearchLeft ventricular ejection fractionPulmonary artery pressureCreatinine doublingEGFR declineEjection fractionKidney outcomesHeart failurePeak tricuspid regurgitant jet velocityDoubling of serum creatinineTricuspid regurgitant jet velocityElevated pulmonary artery pressureAssociated with lower eGFRWorsening kidney functionVentricular ejection fractionRegurgitant jet velocityCox proportional hazards modelsProportional hazards modelPost hoc analysisBaseline eGFRSerum creatinineLow eGFRTOPCAT trialFollow-upKidney functionArterial pressureIncreased Spironolactone Dosing in Acute Heart Failure Alters Potassium Homeostasis but Does not Enhance Decongestion
Natov P, Ivey-Miranda J, Cox Z, Rao V, Butler J, Konstam M, Kiernan M, Kapur N, Testani J. Increased Spironolactone Dosing in Acute Heart Failure Alters Potassium Homeostasis but Does not Enhance Decongestion. Journal Of Cardiac Failure 2024, 30: 1522-1526. PMID: 38986838, DOI: 10.1016/j.cardfail.2024.06.008.Peer-Reviewed Original ResearchBaseline serum potassiumAcute heart failureSerum potassiumSpironolactone treatmentTreatment armsHeart failureBaseline serum potassium levelsNatriuretic peptide levelsTreated with spironolactoneSerum potassium levelsSpironolactone-treated patientsNet fluid lossRenal potassium handlingPost hoc analysisEnhance decongestionSpironolactone dosePotassium wastingUrine outputClinical congestionTreatment startPotassium handlingPotassium replacementPotassium supplementationPharmacodynamic effectsSurrogate marker