Pittsylvania County Service Authority PO BOX 209 Blairs, VA 24527-0209: Phone: 434-836-7135 Fax: 434-836-7139 Emergency Contact: 434-432-7931. Email Address: pcsa405@comcast.net Physical Address 405 R & L Smith Drive Danville, VA 24540 Click here for directions
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.
Hemolytic disease of the newborn is also called erythroblastosis fetalis. This condition occurs when there is an incompatibility between the blood types of the mother and baby.Hemolytic means breaking down of red blood cells. Erythroblastosis refers to making of immature red blood cells.s the antibodies destroy the red blood cells, the baby can become sick. This is called erythroblastosis fetalis during pregnancy. In the newborn, the condition is called hemolytic disease of the newborn.