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Effect of different dialysis modalities on serum hepcidin, the key regulator of iron metabolism

Effect on serum hepcidin-25 levels of a single hemodialysis session with hemodiafiltration with sorbent-regenerated endogenous ultrafiltrate reinfusion (HFR) by comparison with bicarbonate dialysis: A crossover study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN15957905
Enrollment
19
Registered
2015-10-12
Start date
2009-06-01
Completion date
Unknown
Last updated
2020-02-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic kidney disease Urological and Genital Diseases Chronic kidney disease

Interventions

In all enrolled patients we tested the effect on serum hepcidin-25 and on serum levels of a panel of biomarkers of inflammation (TNF-alfa, IL-6, Pentraxin3 and C reactive protein) of single session of

Sponsors

Azienda Ospedaliera Universitaria Integrata Verona
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Aged over 18 years. 2. Chronic hemodialysys patients on erytrhopoiesis-stimulating agents 3. Have been attending the unit for dialysis for more than 3 months by June 2009 4. Have participated in the previous study (protocol # 1460)

Exclusion criteria

Exclusion criteria: 1. Liver cirrhosis 2. Neoplasia 3. Chronic Inflammatory disorder 4. Acute inflammatory disease 5. Solid organ transplantation 6. No informed consent to trial # 1460

Design outcomes

Primary

MeasureTime frame
Reduction Ratios (RR) of hepcidin and the inflammatory biomarkers (IL-6, TNF-a, Pentraxin 3 and C-reactive protein) are calculated using the formula RR = (Cpre - Cpost/Cpre) x 100 (where Cpre is the concentration just before dialysis and Cpost the concentration at the end of dialysis).

Secondary

MeasureTime frame
Blood-side clearance of hepcidin and the inflammatory biomarkers (IL-6, TNF-a, Pentraxin 3 and C-reactive protein) calculated 90 minutes after the dialysis starts. Blood samples for the assays were taken from the dialyzer inlet and outlet:. K was calculated by the formula K= Qb x (Cbi –Cbo / Cbi), where Qb is the blood flow rate, Cbi is the solute serum levels at the dialyzer inlet, and Cbo the solute serum levels at the dialyzer outlet.

Countries

Italy

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 27, 2026