Related Experiment Videos
[Long-term clinical experience in post-dilution HFR].
C Meloni1, P M Ghezzi, S Cipriani
1U.O.C. di Nefrologia e Dialisi, Ospedale S. Eugenio, Rome. jumel@tin.it
Summary
Post-dilution hemodiafiltration reinfusion (HFR) improves purification efficiency and patient tolerance. This novel approach enhances waste removal and reduces inflammation in uremic patients.
Area of Science:
- Nephrology
- Renal Replacement Therapy
- Biomedical Engineering
Context:
- Hemodiafiltration reinfusion (HFR) utilizes regenerated ultrafiltrate as replacement fluid.
- Uremia is associated with significant morbidity and mortality, often requiring renal replacement therapy.
- Inflammatory processes are common in uremic patients undergoing dialysis.
Purpose:
- To introduce and evaluate a novel post-dilution hemodiafiltration reinfusion (HFR) technique.
- To assess the impact of post-dilution HFR on purification efficiency, treatment tolerability, and inflammatory markers.
- To compare the efficacy of post-dilution HFR with standard HFR configurations.
Summary:
- Post-dilution HFR was performed in six uremic patients over 18 months.
- Dialytic efficacy, filter blood rest, and cytokine levels (IL-6, TNF-alpha) were monitored.
- Excellent tolerance was observed, with no adverse events reported.
Impact:
- Post-dilution HFR significantly improved urea and beta2-microglobulin (beta2-m) removal.
- Enhanced blood rest and optimal Kt/V values were achieved.
- A significant reduction in IL-6 and TNF-alpha suggests attenuation of the uremic microinflammatory state.