What is pernicious anemia?
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Pernicious anemia is another name for megaloblastic anemia. It has cellular anemia. In most cases, it is caused by insufficient intake of folic acid and vitamin B12, absorption disorders and utilization disorders.
1.
Insufficient intake of folic acid and vitamin B12 in patients with insufficient intake of folic acid and vitamin B12 may cause DNA synthesis disorders, and nuclear development lags behind cytoplasm, resulting in cell megaloblastic anemia.
2. When patients with absorption disorders
cannot absorb folic acid and vitamin B12, folic acid and vitamin B12 deficiency may occur, causing megaloblastic anemia.
3. When patients with utilization disorders
cannot utilize folic acid and vitamin B12 in the body, folic acid and vitamin B12 deficiency may occur, causing megaloblastic anemia.
