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Related Experiment Videos

Transfusion therapy in the intensive care unit.

Adrienne P Williams1, Andrew Gettinger

  • 1Department of Anesthesiology, Dartmouth Hitchcock Medical Center, Lebanon, New Hampshire 03756, USA.

Current Opinion in Anaesthesiology
|March 23, 2006
PubMed
Summary

Intensive care unit transfusions face new risks like lung injury and immunosuppression. Alternative therapies, including recombinant erythropoietin and recombinant factor VIIa, help minimize blood product use.

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Area of Science:

  • Critical care medicine
  • Transfusion medicine
  • Hematology

Background:

  • Transfusion therapy in ICUs is expanding, with evolving knowledge of complications and treatments.
  • Intensivists must be aware of transfusion risks (sepsis, ABO mismatch) and alternatives.

Purpose of the Study:

  • To review current understanding of transfusion therapy in the ICU.
  • To highlight new complications and alternative therapies.
  • To inform intensivists about managing transfusion risks.

Main Methods:

  • Review of recent findings in transfusion medicine.
  • Analysis of new complications and emerging therapies.
  • Discussion of drug and component therapies in critical care.

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Main Results:

  • Newly recognized complications include transfusion-related acute lung injury (TRALI) and post-transfusion immunosuppression.
  • TRALI can cause respiratory failure, requiring critical care.
  • Immunosuppression is linked to cytokine and complement activation.
  • Recombinant erythropoietin (rHuEPO) and aprotinin are increasingly used to boost red cell counts and reduce transfusions.
  • Recombinant factor VIIa (rFVIIa) aids coagulation in bleeding patients, reducing blood product transfusion.

Conclusions:

  • Early recognition of TRALI is crucial for treatment and reporting.
  • Understanding transfusion-induced immunosuppression may change transfusion thresholds.
  • rHuEPO and aprotinin are valuable for minimizing transfusion needs.
  • rFVIIa effectively targets coagulation to reduce blood product use in active bleeding.