transitive verb. 1  To keep up or carry on; continue: maintain good relations. 2  To keep in an existing state; preserve or retain: maintain one's composure. 3  To keep in a condition of good repair or efficiency: maintain two cars.
Anemia is usually classified based on the size of RBCs, as measured by the mean corpuscular volume (MCV). Anemia can be microcytic (MCV typically less than 80 Î¼m3 [80 fL]), normocytic (80 to 100 Î¼m3 [80 to 100 fL]), or macrocytic (greater than 100 Î¼m3 [100 fL]).
Definition of Anemia - Anemia is a lack of red blood cells, which can lead to a lack of oxygen-carrying ability, causing unusual tiredness. WHO has accepted up to 11gm% as the normal hemoglobin level in pregnancy. However in India and most of the other developing countries, the lower limit is often accepted as 10 gm %.