People with pernicious anemia or people who cannot absorb vitamin B12 from their intestines will need injections of vitamin B12 every one to three months indefinitely | A response usually is seen within 48 to 72 hours, with brisk production of new red blood cells |
---|---|
Causes Vitamin deficiency anemia develops when your body has a shortage of the vitamins needed to produce enough healthy red blood cells | Vitamins linked to vitamin deficiency anemia include folate, vitamin B-12 and vitamin C |
Clinical manifestations and diagnosis of vitamin B12 and folate deficiency.
7This type of anemia is called pernicious anemia | In this procedure, a small sample of bone marrow is taken by inserting a needle into the pelvic bone just below the waist on either side of the spine |
---|---|
Vitamin B12 deficiency is defined by low levels of stored B12 in the body that can result in anemia, a lower-than-normal number of red blood cells | Vitamin B-12 deficiency anemia Vitamin B-12 deficiency can result from a diet lacking in vitamin B-12, which is found mainly in meat, eggs and milk |
Failure to meet this increased demand can result in a deficiency.
Intrinsic factor is a protein secreted by the stomach that joins vitamin B-12 in the stomach and moves it through the small intestine to be absorbed by your bloodstream | Antacids and some drugs used to treat type 2 diabetes may interfere with B-12 absorption |
---|---|
Anti-seizure drugs can block the absorption of folate | Folic acid supplements are especially important during pregnancy |
.
19