Pernicious anemia itself is not a direct cause of back pain. But it is not uncommon to see these two conditions together. Here’s why. Pernicious anemia is an autoimmune condition that primarily ...

THERE is increasing evidence of an association between the ABO blood groups and certain diseases of the upper gastrointestinal tract. 1,2 This association has been noted with gastric carcinoma and ...

Pernicious anemia is an autoimmune condition in which the body cannot absorb vitamin B12 properly. A person with pernicious anemia requires lifelong vitamin B12 supplementation. Vitamin B12 is ...

Anemia is a condition in which the amount of hemoglobin in the blood, or the number of red blood cells, is reduced to below-normal levels. Hemoglobin is an iron-containing protein found in red blood ...