Understanding Platelet Transfusion Refractoriness

Characterization of Anti-HLA I Antibodies Involved in Platelet Transfusion Refractoriness: Optimization of the Transfusion Management of Patients With Severe Thrombocytopenia

Observational Institut de cancérologie Strasbourg Europe · NCT05399693

This study is trying to find out how certain antibodies affect patients with severe low platelet counts who have trouble getting benefits from platelet transfusions, to help doctors manage their treatment better.

Quick facts

Study typeObservational
Enrollment50 (estimated)
Ages18 Years and up
SexAll
SponsorInstitut de cancérologie Strasbourg Europe Academic / other
Locations1 site (Strasbourg)
Trial IDNCT05399693 on ClinicalTrials.gov

What this trial studies

This observational study investigates Platelet Transfusion Refractoriness, a serious complication that can occur after multiple platelet transfusions in patients with severe thrombopenia. It aims to identify the types and quantities of anti-HLA I antibodies present in affected patients to establish predictive and diagnostic criteria. By analyzing these antibodies, the study seeks to improve the management of platelet transfusions in this patient population.

Who should consider this trial

Good fit: Ideal candidates for this study are adult patients with hematopoietic stem cell grafts or acute leukemia who require platelet transfusions.

Not a fit: Patients under guardianship or minors will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to better diagnostic tools and treatment strategies for patients experiencing platelet transfusion refractoriness.

How similar studies have performed: While the approach of analyzing anti-HLA I antibodies is promising, it is not widely tested in this specific context, making this study somewhat novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adult patient with Hematopoietic stem cells graft (autograft or allograft) or with acute leukemia with the indication of platelet transfusion.

Exclusion Criteria:

* Patient under guardianship
* Minor patient

Where this trial is running

Strasbourg

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Platelet Transfusion Refractoriness
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.