juxtaposition (plural juxtapositions) 1  The nearness of objects with little or no delimiter. 2  The extra emphasis given to a comparison when the contrasted objects are close together.
Hemolytic disease of the newborn (HDN), also known as alloimmune HDN or erythroblastosis fetalis, is a potentially fatal alloimmune condition where fetal red blood cells are destroyed by transplacentally acquired maternal antibodies. RhD is the most common offending paternal antigen.
*Hemolytic disease of the newborn* - supporting data: - *Rh*: She has blood group O, Rh-. Her husband is blood group A, and is Rh+. - *Bilirubin*: Amniotic fluid obtained at 22, 24, 29 weeks of gestation had increasing amounts of bilirubin. - *Coombs test*: At 14 weeks gestation, her indirect Coombs titer was 1:32.