P271 False positive HLA antibody tests can lose organ offers

The accuracy of HLA antibody testing is very important for entering UNOS Unacceptable donor antigens, evaluating organ offers by virtual and prospective crossmatch, and evaluating donor specific antibodies (DSAs) pre and post transplant. It is known that the Single Antigen Bead (SAB) assay can have HLA antibody false positives reactions, due to the exposure of cryptic, non HLA antigens, during the manufacturing process. This study was to...