Blood Type: A category used to describe a person's blood according to the kinds of proteins present on the surface of the red blood cells
Antigen: A substance that induce an immune response in the body
Hemolytic disease: Hemolytic disease of the newborn is a condition in which an excessive number of red blood cells in the fetus are destroyed by the mother's antibodies. It is typically caused by Rh incompatibility.
Thalassemia: Thalassemia is an inherited blood disorder passed on through parental genes causing the body to produce abnormal hemoglobin.