This study examines whether medium-cut off dialysis results in improved blood purification of large middle molecules e.g. inflammatory molecules compared to hemodialysis (HD) treatments with conventional high-flux dialyzers.
Cardiovascular events and sepsis remain the leading causes of mortality in patients on maintenance hemodialysis. Thus expectancy of life for these patients is comparable to the prognosis of metastasized cancer. So far the exact mechanisms causing excess mortality in hemodialysis patients remain elusive, but chronic inflammation seems to play a central role in the pathogenesis of cardiovascular disease in HD patients. Keeping this in mind the Theranova medium-cut off membrane, with its ability to clear middle molecules (0,5-50 kDa), seems suitable to further improve clearance of inflammatory mediators as the non-protein bound inflammatory mediators lie within the cut off range of this membrane. The investigators designed this study to get information on the changes in the inflammatory milieu in dialysis patients when using medium-cut off membranes which are know to significantly reduce cytokines compared to standard high-flux dialyzers.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
50
Hemodialysis
Hemodialysis
Department of nephrology, Klinikum rechts der Isar
München, Bavaria, Germany
RECRUITINGChange in inflammation
change of inflammatory score (inflammatory score is derived from multiple biomarkers)
Time frame: 240 days (cross-over design, multiple measurements)
Change in calcification status
calcification score derived from several pro- and anticalcifying biomarkers
Time frame: 240 days (cross-over design, multiple measurements)
change in calcification propensity
this values measures the resistence of serum to a calcification stimulus
Time frame: 240 days (cross-over design, multiple measurements)
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