1.0 mL EDTA whole blood in lavender top tube and 1.0 mL serum in red top tube for patient and each donor. Tubes labeled as patient and donor. Serum in serum separator tube is acceptable but not preferred.
Test Description
Includes Donor ID, Major and/or Minor Cross Match
Screens for pre‑existing antibodies directed against red cell antigens to determine serological compatibility prior to transfusion. If serum, as well as whole blood, is submitted both minor and major cross‑match will be performed. This test is not intended for use in determining pre‑breeding compatibility testing, neonatal isoerythrolysis, or the prevention of neonatal isoerythrolysis.