Effect of furosemide on left ventricular mass in non-dialysis chronic kidney disease patients: a randomized

Pasquale Zamboli1, Luca De Nicola, Roberto Minutolo

  • 1Division of Nephrology, Second University of Naples, Naples, Italy. roberto.minutolo@unina2.it

Insights

Loop diuretics like furosemide effectively reduce left ventricular mass index (LVMI) in patients with chronic kidney disease (CKD). This reduction in LVMI is linked to better volume management, not just blood pressure changes.

Area of Science:

  • Nephrology
  • Cardiology
  • Pharmacology

Background:

  • Chronic kidney disease (CKD) patients often have volume-dependent hypertension.
  • Loop diuretics are used to manage hypertension in CKD, but their impact on left ventricular mass index (LVMI) is not well understood.

Purpose of the Study:

  • To investigate the effect of furosemide on LVMI in hypertensive CKD patients.
  • To assess the safety and efficacy of furosemide in this patient population.

Main Methods:

  • A randomized controlled trial involving 40 hypertensive CKD patients on renin-angiotensin system (RAS) inhibitors.
  • Patients were assigned to receive either furosemide or a non-diuretic antihypertensive treatment (control).
  • The primary endpoint was the change in LVMI after 52 weeks, with blood pressure targets of <130/80 mmHg.

Main Results:

  • Both groups achieved similar reductions in office blood pressure.
  • Furosemide treatment led to a significantly greater reduction in LVMI compared to the control group.
  • Extracellular water (ECW) decreased with furosemide, and this change correlated with LVMI reduction; no significant side effects were reported.

Conclusions:

  • Add-on furosemide effectively reduces LVMI in hypertensive CKD patients on RAS inhibitors, independent of blood pressure changes.
  • The beneficial effect of furosemide on LVMI may be mediated by improved control of volume expansion.
Abstract

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