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Updated: May 25, 2026
Routine Screening Method for Microparticles in Platelet Transfusions
Published on: January 31, 2018
[Practice assessment in platelet transfusions].
C Martinaud1, N Chastagnet, A Sailliol
1Fédération de biologie clinique, hôpital d'instruction des armées Percy, 101, avenue Henri-Barbusse, 92140 Clamart, France. christophe.martinaud@inserm.fr
Platelet transfusion guidelines are generally followed for thresholds, especially in oncology units. However, the delivered platelet dose is often lower than recommended, impacting transfusion efficacy.
Area of Science:
- Hematology
- Transfusion Medicine
Context:
- National guidelines for platelet transfusion (2003) dictate indications, thresholds, and dosage.
- Platelet transfusion practices were evaluated in a medium-sized hospital focused on emergency and oncology care.
Purpose:
- To assess adherence to national platelet transfusion guidelines in routine clinical practice.
- To specifically evaluate the adherence to transfusion thresholds and the delivered platelet dose.
Summary:
- A prospective study analyzed 235 platelet transfusions over 11 months.
- Transfusion thresholds were followed in 71% of cases overall and 93% in oncology units.
- Post-transfusion platelet increment above 20% was observed in 59% of cases, suggesting variable efficacy.
Impact:
- Findings indicate good adherence to transfusion thresholds in high-usage units.
- The study raises concerns about consistently under-dosing platelet transfusions compared to guidelines.
- Results highlight potential areas for optimizing platelet transfusion strategies to improve efficacy.
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