- anemia: A large group of conditions characterized by a reduction in the number of red blood cells of the amount of hemoglobin in the blood; results in less oxygen reaching the tissues
- aplastic anemia: severe form of anemia that develops as a consequence of loss of functioning red bone marrow. Results n a decrease in the number of all the formed elements.
- erythroblastosis fetalis: condition in which antibodies in the mother's blood enter the fetus' blood and cause anemia, jaundice, edema, and enlargement of the liver and spleen.
- hemolytic anemia: an anemia that develops as the result of the excessive loss of erythrocytes
- hemolytic disease of the newborn: condition that may develop during pregnancy of the mother is RH-, in which antibodies in the mother's blood enter the fetus' bloodstream, damaging fetal blood cells.
- hemophilia: hereditary blood disease in which blood-clotting time is prolonged
- hyperlipidemia: condition of having too high a level of lipids such as cholesterol in the bloodstream
- hypochromic anemia: anemia resulting from having insufficient hemoglobin in the erythrocytes
- iron deficiency anemia: Anemia that results in having insufficient iron
- leukemia: Cancer of the WBC-forming red bone marrow; results in a large number of abnormal and immature WBCs circulating in the blood
- pernicious anemia: ANEMIA ASSOCIATED WITH INSUFFICIENT ABSORPTION OF VITAMIN B12 BY THE DIGESTIVE SYSTEM
- polycythemia vera: Production of toomany red blood cells by the bone marrow. Blood becomes to thick to easily flow through the blood vessels.
- septicemia: having bacteria in the bloodstream
- sickle cell anemia: A genetic disorder in which erythrocytes take on an abnormal curved or sickle shape.
- thalassemia: a genetic disorder in which the person is unable to make functioning hemoglobin, resulting in anemia