The “Blue Baby Syndrome” has puzzled people for ages. Why was it that some infants were stillborn for no apparent reason? Many women believed something was wrong with them that they were unable to carry a baby full-term successfully and then in 1937 with the discovery of the rh negative blood factor by Karl Landsteiner, a scientific explanation was finally provided. Hemolytic disease of the newborn, also known as hemolytic disease of the fetus and newborn, HDN, HDFN, or erythroblastosis fetalis, is an alloimmune condition that develops in a fetus, when the IgG molecules (one of the five main types of antibodies) produced by the mother pass through the placenta. Among these antibodies are some which attack the red blood … Continue reading What is the Rh Disease?