Comparing Fibrinogen Concentrates and Fresh Frozen Plasma in Plasma Exchange
Author Information
Author(s): Matej Zrimsek, Jakob Gubensek, Andrej Marn Pernat
Primary Institution: University Medical Centre Ljubljana
Hypothesis
Can fibrinogen concentrate replacement reduce bleeding risk during therapeutic plasma exchange compared to fresh frozen plasma?
Conclusion
Both fibrinogen concentrate and partial FFP replacement can maintain fibrinogen levels above 1 g/L after therapeutic plasma exchange, but FFP replacement shows modest advantages in hemostasis.
Supporting Evidence
- Fibrinogen levels were comparable before and after TPE between the fibrinogen and partial FFP groups.
- Patients receiving no coagulation factors had the worst hemostatic test results.
- One allergic reaction to FFP was noted, but no significant bleeding occurred.
Takeaway
This study looked at how different fluids used during blood treatment affect bleeding risk. It found that using a special protein called fibrinogen can help just as much as using regular blood plasma.
Methodology
A non-randomized, controlled interventional study comparing three groups of patients undergoing therapeutic plasma exchange with different replacement fluids.
Potential Biases
Physician discretion in selecting replacement fluids could lead to variability in patient outcomes.
Limitations
The study was not randomized, and the selection of replacement fluid was based on clinical assessment, which may introduce bias.
Participant Demographics
40 patients, average age 58 years, 65% male.
Statistical Information
P-Value
p = 0.050
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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