Macrocytic anemia can be either megaloblastic (with enlarged and unusual red blood cell precursors in the bone marrow) or non-megaloblastic. With megaloblastic anemia, you can have symptoms that ...

Megaloblast Large nucleated immature erythrocyte normally seen in large numbers in the bone marrow but also found in certain types of anemia (See erythrocyte) Megaloblastic anemia, classification ...

The main causes of acquired anemia can be divided into loss of blood (hemolysis or hemorrhage) or inadequate bone-marrow function (e.g. ineffective erythropoiesis, sideroblastic changes ...