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[Thrombocyte replacement with HL-A typed non-related single donors]
Schweizerische Medizinische Wochenschrift
|June 1, 1976
Summary
Platelet transfusions can be successful in patients refractory to random donors using human leukocyte antigen (HLA)-compatible platelets. Even with one mismatched antigen, platelet transfusions can be effective, expanding options for refractory patients.
Area of Science:
- Immunology
- Hematology
Context:
- Platelet refractoriness affects patients receiving frequent transfusions.
- Human Leukocyte Antigen (HLA) compatibility is crucial for transfusion success.
Purpose:
- To evaluate the efficacy of HLA-compatible platelets in patients refractory to random donor transfusions.
- To determine the necessity of complete HLA identity for successful platelet substitution.
Summary:
- Patients refractory to random donor platelets often respond to HLA-compatible platelets, showing improved increments and hemostasis.
- Complete HLA identity is not always required; compatible donors with acceptable antigen mismatches can be utilized, particularly in immunosuppressed patients.
- This approach expands therapeutic options for refractory thrombocytopenic patients when family donors are unavailable.
Impact:
- Successful platelet substitution is achievable in refractory patients.
- Broadens donor pool for HLA-compatible platelets.
- Improves hemostatic function and platelet counts in challenging patient populations.