ImmunohematologyReference Laboratories
IRL Tests and Services
Versiti’s IRLs help hospitals resolve the most complex red cell transfusion challenges. Our teams include renowned physicians and the nation’s largest group of SBB-certified technologists, pairing deep serologic expertise with advanced molecular immunohematology to interpret layered findings and bring clarity to difficult cases. Accredited by the American Association of Blood Banks (AABB), Versiti IRLs support safe, compatible blood selection for patients with complex transfusion needs.Antigen Negative Blood
Versiti maintains one of the nation’s largest donor genotyping programs, with more than 300,000 genotyped donors supporting most antigen-negative and rare blood needs. For the few requests that cannot be met internally, Versiti coordinates through the American Rare Donor Program.
Expert Consultations
Versiti provides 24/7 medical consultative services through a physician team of more than 20 transfusion medicine specialists. This consultative expertise spans routine and complex cases, including bleeding and platelet disorders, transplantation, therapeutic apheresis, and thrombolytic care.
Red Cell Antibody Investigations
Versiti’s IRLs evaluate discrepant serologic results, including autoantibodies, drug-dependent antibodies, rare antigen antibodies, hemolytic disease of the newborn, and transfusion reactions, ranging from single to complex antibody cases.
Serologic Troubleshooting Investigations
Versiti’s IRLs evaluate ABO discrepancies and red cell typing challenges, including weak antigen expression and polyagglutination. Services include donor and patient phenotype and genotype testing, plus prenatal ABO/Rh, antibody identification, and titers.