Anemia is a blood disorder in which the number of red blood cells (RBCs) is lower than usual. Megaloblastic anemia is characterized by RBCs that are larger than typical. There also aren’t enough of ...

Macrocytic anemia happens when you have large red blood cells and not enough normal-sized red blood cells. It can result from a vitamin deficiency or an underlying condition like hypothyroidism.

Anemia is when the red blood cells in the body are either not functioning correctly or when their numbers are not sufficient in the circulatory system. Types of anemia associated with vitamin B-12 are ...

THE investigations of Castle and co-workers 1–6 over the past quarter century strongly support the thesis that pernicious anemia is the result of a gastric defect manifested by an inadequate ...

THE bone marrow of patients with sickle-cell anemia usually shows normoblastic hyperplasia. In the case reported below, which was complicated by an extracorpuscular hemolytic state, the bone marrow ...

Rheumatoid arthritis (RA) is an autoimmune condition that causes inflammation in the lining of the joints. People who have RA sometimes develop other conditions, such as anemia. Anemia is a condition ...

Megaloblastic anemia is a blood condition that causes a person to have atypical red blood cells. The red blood cells become misshapen and unusually large (megaloblasts), and the bone marrow makes ...