anemia define
For other uses, see Anemia (disambiguation). Anemia, also spelled anaemia, is usually defined as a decrease in the total amount of red blood cells (RBCs) or hemoglobin in the blood. It can also be defined as a lowered ability of the blood to carry oxygen. hyperchromic anaemia, hyperchromic anemia - anemia characterized by an increase in the concentration of corpuscular hemoglobin. hypochromic anaemia, hypochromic anemia - anemia characterized by a decrease in the concentration of corpuscular hemoglobin. iron deficiency anaemia, iron deficiency anemia - a form of anemia due to lack of iron in the diet or to iron loss as a result of chronic bleeding. ischaemia, ischemia - local anemia in a given body part sometimes resulting from vasoconstriction or thrombosis or embolism. Usage note. In 21st century medical terminology, anemia never means ischemia, although in 19th through mid-20th century medical usage, it sometimes did. Hemorrhage -- bleeding. Hemolysis -- excessive destruction of red blood cells. Underproduction of red blood cells Women are more likely than men to have anemia because of the loss of blood each month through menstruation. Iron deficiency anemia is common and in adults is most often due to chronic blood loss. Anemia is a condition in which you don't have enough healthy red blood cells to carry adequate oxygen to the body's tissues. Having anemia may make you feel tired and weak. There are many forms of anemia, each with its own cause. Anemia can be temporary or long term, and it can range from mild to severe. See your doctor if you suspect you have anemia because it can be a warning sign of serious illness. anaemia - a deficiency of red blood cells. anemia. aplastic anaemia, aplastic anemia - anemia characterized by pancytopenia resulting from failure of the bone marrow; can be caused by neoplasm or by toxic exposure. anemia (countable and uncountable, plural anemias or anemiae or anemiæ) ( 1 American, uncountable, pathology) A medical condition in which the capacity of the blood to transport oxygen to the tissues is reduced, either because of too few red blood cells, or because of too little hemoglobin, resulting in pallor and fatigue. Medical Definition of Anemic. Anemic: Relating to anemia, the condition of having less than the normal number of red blood cells or less than the normal quantity of hemoglobin in the blood. The oxygen-carrying capacity of the blood is, therefore, decreased. One or more of these mechanisms must be operating to produce anemia: 1  Hemorrhage -- bleeding. 2  Hemolysis -- excessive destruction of red blood cells. 3  Underproduction of red blood cells Women are more likely than men to have anemia because of the loss of blood each month through menstruation.
A decrease in the total amount of red blood cells (RBCs) or hemoglobin in the blood.