What Causes Positive Maternal Anti D Antibody Screen?
What Causes Positive Maternal Anti D Antibody Screen? What causes positive maternal anti D antibody screen? Anti-D is routinely and effectively used to prevent hemolytic disease of the fetus and newborn (HDFN) caused by the antibody response to the D antigen on fetal RBCs. Anti-D is a polyclonal IgG product purified from the plasma of