Sickle-cell anemia, also called sickle-cell disease, is a hereditary disorder in which abnormal hemoglobin (HbS) within the red blood cells causes the cells to take on abnormal sickle shapes.
EN
Sickle-cell anemia, also called sickle-cell disease, is a hereditary disorder in which abnormal hemoglobin (HbS) within the red blood cells causes the cells to take on abnormal sickle shapes.