Any combination of the cord ABO, Rh and/or DAT testing can be perfomed off of one (1) 4mL EDTA tube
Avoid contamination with Wharton's jelly
Labelling instructions:
Must be identified as Cord blood
Newborn born at Allina Health must include the following ID information on the specimen tube:
Lavender (EDTA), 4mL
Refrigerated - 3 days
Sample should be obtained no more than 24 hours prior to testing but may be used up to 3 days post collection. Testing of older specimens may show decreased antibody reactivity.
Column-agglutination, agglutination
The ABO and Rh typing indicates the presence of 2 of the various blood group systems. The identification of antigens in the ABO and Rh system has r application in the determination of the mother's candidacy for Rh immune globulin therapy.
The direct antiglobulin test (DAT) is a screening test for antibodies present on an individual's red cells and is used to investigate hemolytic disease of the newborn (HDN)