To study the frequency of haemolytic disease of newborn due to abo maternal-fetal incompatibility
Background: Hemolytic disease of newborn is characterized by the presence of IgG antibodies in maternal circulation, which causes hemolysis in the fetus by crossing the placenta and sensitizing red cells for destruction by macrophages in the fetal spleen with consequent hyperbilirubinemia.
Aim: Present study was done to find out Prevalence of ABO HDN in our hospital .