Molecular Detection of Hemoglobin O-Arab in the Sudanese Population.

Background And Purpose: Sickle cell disease (SCD) is an inherited hemoglobin disease affecting the red cells and causing hemolytic anemia. It is a very common, endemic disease in Sudan, particularly in the central and western areas of Sudan. Sickle cell anemia (SCA) is when the patient has beta-globin gene variant (Hb S variant).