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pernicious anemia

   Also found in: Medical, Legal, Acronyms, Encyclopedia, Wikipedia 0.01 sec.
pernicious anemia
n.
A severe anemia most often affecting older adults, caused by failure of the stomach to absorb vitamin B12 and characterized by abnormally large red blood cells, gastrointestinal disturbances, and lesions of the spinal cord.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.pernicious anemia - a chronic progressive anemia of older adults; thought to result from a lack of intrinsic factor (a substance secreted by the stomach that is responsible for the absorption of vitamin B12)
megaloblastic anaemia, megaloblastic anemia - anemia characterized by many large immature and dysfunctional red blood cells (megaloblasts) in the bone marrow; associated with pernicious anemia
metaplastic anaemia, metaplastic anemia - pernicious anemia in which the various formed elements in the blood are changed
anemia, anaemia - a deficiency of red blood cells


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To name a few are previous exposure to radiation, bacterial infection caused by Helicobacter pylori, pernicious anemia, stomach surgery, as well as genetic factors that cause predisposition to the disease The stomach is a bag of muscle and these muscles crushes and mixes food with the digestive juices like hydrochloric acid and pepsin.
Vitamin B12 is needed to prevent pernicious anemia, a condition in which the body can?
Early studies in patients with pernicious anemia suggested that high folic acid intake adversely influenced the natural history of vitamin B12 deficiency.
 
 
 
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