Q: The hemofilter in Continuous Renal Replacement Therapy (CRRT) is? (select one)
A) Positively charged
B) Negatively charged
Answer: B
The hemofilter, also known as hemodialyzer in CRRT machines are high-permeability, high-flux biocompatible membranes with negative charge. This allows more adsorption and removal of some solutes, particularly cytokines.
#nephrology
Reference:
Noriyuki Hattori, Shigeto Oda, Cytokine-adsorbing hemofilter: old but new modality for septic acute kidney injury, Renal Replacement Therapy 20162:41
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