Ad
related to: what causes severe vitamin b12 deficiency"Shop around for the best prices without a membership fee." - Today
Search results
Results from the WOW.Com Content Network
Vitamin B 12 deficiency, also known as cobalamin deficiency, is the medical condition in which the blood and tissue have a lower than normal level of vitamin B 12. [5] Symptoms can vary from none to severe. [ 1 ]
Pernicious anemia is the most common cause of clinically evident vitamin B 12 deficiency worldwide. [14] Pernicious anemia due to autoimmune problems occurs in about one per 1000 people in the US. Among those over the age of 60, about 2% have the condition. [8] It more commonly affects people of northern European descent. [2]
Causes of vitamin B12 deficiency. ... In more severe vitamin B12 deficiencies, a person may develop delusions and paranoia. “That could mimic dementia,” Kaiser says.
The disease can also be caused by inhalation of nitrous oxide, which inactivates vitamin B12. [11] Vitamin E deficiency, which is associated with malabsorption disorders such as cystic fibrosis and Bassen-Kornzweig syndrome, [12] can cause a similar presentation due to the degeneration of the dorsal columns. [5]
Lack of vitamin B12 can cause megaloblastic anemia—a condition characterized by larger than normal red blood cells in a smaller than normal amount. This causes fatigue, paleness in the skin ...
Fortunately, though, vitamin B12 isn't so hard to get enough of because it's so widely dispersed in the food supply and daily needs are relatively low. 4 Overlooked Causes of Vitamin B12 ...
Symptoms “A B12 deficiency can cause physical and neurological symptoms, and research is also growing to support that it can also cause psychological issues as well,” says Shapiro.
Severe vitamin B 12 deficiency is initially corrected with daily intramuscular injections of 1000 μg of the vitamin, followed by maintenance via monthly injections of the same amount or daily oral dosing of 1000 μg. The oral daily dose far exceeds the vitamin requirement because the normal transporter protein-mediated absorption is absent ...