1. We have validated antigen testing on gel for the Rh System, Fya/b, Jka/b, S, K1. 2. We do not do reverse typing for any ABO Rechecks (donors nor patients) ... and never have! Do request a copy of the reference for this citation. 3. We perform routine ABO/Rh/DAT on Cord Blood from Rh negative mothers. Testing should only be performed if it is clinically necessary. Why consider otherwise? Do we treat ABO Incompatibility (eg. Mom O, Baby A)? No, we don't ... so why chase it down? If the child is showing adverse symptoms of red cell destruction, the MD will order appropriate testing and w