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Related Experiment Videos

Audit of practice in platelet refractoriness

K J Phekoo1, H Hambley, S A Schey

  • 1Haematology Department, Guy's Hospital, London, UK.

Vox Sanguinis
|January 1, 1997
PubMed
Summary

Platelet transfusion refractoriness management improved with guideline implementation. Increased antibody testing led to more selective use of HLA-compatible platelets, reducing costs without increasing bleeding risks.

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Area of Science:

  • Hematology
  • Immunology
  • Transfusion Medicine

Background:

  • Platelet transfusion refractoriness affects many patients, necessitating careful product selection.
  • High costs and limited availability of HLA-compatible platelets underscore the need for optimized management strategies.

Purpose of the Study:

  • To assess current practices in managing platelet refractoriness among hematologists.
  • To develop and implement guidelines for the management of platelet refractoriness.
  • To evaluate the impact of guidelines on the use of HLA-compatible platelets.

Main Methods:

  • A survey of consultant hematologists was conducted to understand perceived practices regarding platelet refractoriness.
  • A working group developed guidelines for managing platelet refractoriness.

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  • A re-audit assessed practice changes after guideline implementation, focusing on HLA antibody testing and HLA-compatible platelet utilization.

    • Main Results:

    • Significant variation existed in clinicians' definitions of platelet refractoriness, with a tendency to prioritize immune over non-immune causes.
    • Guideline implementation led to increased testing for HLA antibodies in patients receiving HLA-compatible platelets.
    • A mean reduction of 50.9% in the use of HLA-compatible platelets was observed post-guideline implementation.

    Conclusions:

    • Enhanced testing for leucocyte and platelet antibodies improved the selection and reduced the demand for HLA-compatible platelets.
    • The implemented guidelines resulted in more selective use of HLA-compatible platelets.
    • These changes were achieved without any apparent increase in hemorrhagic complications, suggesting improved patient safety and resource utilization.