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Related Experiment Videos

Storage of blood components.

C F Högman1

  • 1Department of Clinical Immunology and Transfusion Medicine, University Hospital, Uppsala, Sweden.

Current Opinion in Hematology
|November 5, 1999
PubMed
Summary

Restrictive transfusion policies reduce surgical patient mortality. Improving red blood cell and platelet concentrate quality by removing leukocytes and monitoring bacterial contamination enhances patient safety.

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Area of Science:

  • Transfusion Medicine
  • Hematology
  • Surgical Patient Care

Background:

  • Restrictive transfusion policies are linked to reduced mortality in surgical patients.
  • Adverse effects of red blood cell transfusions may stem from contaminating leukocytes and poor cell function.
  • Leukocyte removal from platelet concentrates (PCs) is crucial due to their immunogenicity and cytokine production during storage.

Purpose of the Study:

  • To highlight the benefits of prestorage leukocyte removal in transfusion products.
  • To discuss the significance of bacterial contamination in platelet concentrates.
  • To emphasize methods for improving the quality and safety of transfusion products.

Main Methods:

  • Review of recent studies on transfusion policies and outcomes.
  • Analysis of the impact of leukocyte contamination on transfusion efficacy.
  • Discussion of methods for leukocyte reduction in red blood cells and platelet concentrates.
  • Evaluation of bacterial contamination in platelet concentrates and associated risks.

Main Results:

  • Prestorage leukocyte removal offers significant advantages for transfusion products.
  • While bacterial contamination of PCs is common, fatal complications are infrequent.
  • Effective methods for routine bacterial culture of PCs exist and are implemented in some regions.

Conclusions:

  • Improving the quality of red blood cells and platelet concentrates through leukocyte removal can mitigate transfusion-associated risks.
  • Routine bacterial culturing of platelet concentrates is essential for patient safety.
  • Optimizing transfusion practices, including product quality, is vital for surgical patient outcomes.

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