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    Hum Immunol. 2009 Jun;70(6):413-6. Epub 2009 Mar 9.

    Lack of significant de novo HLA allosensitization in ventricular assist device recipients transfused with leukoreduced, ABO identical blood products.

    Source

    Department of Pathology and Laboratory Medicine, University of Rochester Medical Center, Strong Memorial Hospital, Rochester, NY, USA. myra_coppage@urmc.rochester.edu

    Abstract

    Ventricular assist devices provide support for a failing heart and often serve as a bridge to transplantation. The use of these devices has also been associated with allosensitization to HLA antigens because of transfusion of blood products. Our program established a protocol mandating the use of leukoreduced, irradiated and ABO identical products, including platelets, in patients receiving initial implantations of VADs as a bridge to transplantation. Recipients were tested for anti-HLA antibodies before VAD implantation and monthly post-implantation by cytotoxicity and solid phase assays. We observed minimal de novo anti-HLA sensitization (<10%) in this population of 55 patients, each receiving a mean of 90 blood components, using this approach. No patient developed broad sensitization (PRA>50%). In conclusion, The use of leukoreduced, irradiated, ABO identical blood products abrogates broad allosensitization in this highly transfused population.

    PMID:
    19275923
    [PubMed - indexed for MEDLINE]

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