2023
The blunted loop diuretic response in acute heart failure is driven by reduced tubular responsiveness rather than insufficient tubular delivery. The role of furosemide urine excretion on diuretic and natriuretic response in acute heart failure
Biegus J, Zymliński R, Testani J, Fudim M, Cox Z, Guzik M, Iwanek G, Hurkacz M, Raj D, Marciniak D, Ponikowska B, Ponikowski P. The blunted loop diuretic response in acute heart failure is driven by reduced tubular responsiveness rather than insufficient tubular delivery. The role of furosemide urine excretion on diuretic and natriuretic response in acute heart failure. European Journal Of Heart Failure 2023, 25: 1323-1333. PMID: 37042083, DOI: 10.1002/ejhf.2852.Peer-Reviewed Original ResearchConceptsAcute heart failureDiuretic responseHeart failureChronic usersTubular deliveryUrine volumeAcute heart failure patientsGlomerular filtration rateHeart failure patientsHigher urine volumeDiuretic exposureFurosemide deliveryFurosemide usersGood diuresisFurosemide doseFailure patientsNatriuretic responseFurosemide useTubular responseFiltration rateObservational studyUrine excretionNaïve groupHealthy individualsBody weight
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