A condition marked by a deficiency of red blood cells or of hemoglobin in the blood, resulting in pallor and weariness
Deficiency of all types of blood cells caused by failure of bone marrow development
Another term for thalassemia.
A deficiency in the production of red blood cells through a lack of vitamin B12
A severe hereditary form of anemia in which a mutated form of hemoglobin distorts the red blood cells into a crescent shape at low oxygen levels. It is most common among those of African descent