The risk of death associated with proteinuria in heart failure is restricted to patients with an elevated blood urea nitrogen to creatinine ratio
Brisco MA, Zile MR, Maaten J, Hanberg JS, Wilson FP, Parikh C, Testani JM. The risk of death associated with proteinuria in heart failure is restricted to patients with an elevated blood urea nitrogen to creatinine ratio. International Journal Of Cardiology 2016, 215: 521-526. PMID: 27153048, PMCID: PMC4986924, DOI: 10.1016/j.ijcard.2016.04.100.Peer-Reviewed Original ResearchConceptsElevated blood urea nitrogenBUN/CrRenal dysfunctionBlood urea nitrogenCreatinine ratioUrea nitrogenLeft Ventricular Dysfunction (SOLVD) trialVentricular Dysfunction trialsGlomerular filtration rateRisk of deathBaseline characteristicsWorsened survivalAdverse eventsHeart failureTop tertileFiltration rateBottom tertileProteinuriaSurvival disadvantagePatientsMortalityTertileDysfunctionSurvivalSurvival modelsHypochloraemia is strongly and independently associated with mortality in patients with chronic heart failure
Testani JM, Hanberg JS, Arroyo JP, Brisco MA, Ter Maaten JM, Wilson FP, Bellumkonda L, Jacoby D, Tang WH, Parikh CR. Hypochloraemia is strongly and independently associated with mortality in patients with chronic heart failure. European Journal Of Heart Failure 2016, 18: 660-668. PMID: 26763893, PMCID: PMC5471359, DOI: 10.1002/ejhf.477.Peer-Reviewed Original ResearchConceptsChronic heart failureHeart failureSerum chlorideSerum sodiumLow serum sodiumHeart failure pathophysiologyGreater disease severityBEST trialDiuretic dosesSerum chloride valuesRenal functionWorsened survivalPrognostic importanceAdverse outcomesUnivariate analysisHyponatraemiaHypochloraemiaPatientsDisease severityMortalityAdditional researchFailureChloride valuesCritical roleSodium