1083. Cyanocobalamin (Vitamin B12)
Description
Cyanocobalamin is a form of vitamin B12 in the human body. Takes part in the synthesis of DNA and RNA, ensures the normal functioning of the blood system. Asignificant decrease in cyanocobalamin levels is accompanied by the development of anemia.
This test is used to diagnose anemic conditions, diseases of the gastrointestinal tract. It should be carried out in conjunction with the determination of the levels of folic acid, iron, holotranscobalamin.
When and who needs the test?
- diagnostics of macrocytic anemias, congenital forms of vitamin B12 deficiency;
- hyperhomocysthenia;
- thrombosis;
- absorption disorders (celiac disease, Crohn's disease, malabsorption);
- anatomical defects of the small intestine;
- atrophic gastritis;
- malnutrition;
- alcoholism;
- elderly people;
- changes in the gastrointestinal tract (glosses, enlarged liver);
- mental illness;
- neurological disorders;
- starvation;
- unbalanced diet;
- condition monitoring with a strict vegetarian diet;
- pregnancy;
- breast-feeding;
- evaluation of the effectiveness of treatment of vitamin deficiency.
Biological material
- Venous blood
Preparing for a blood test
In order to exclude factors that may affect the test results, we recommend to follow the preparation rules:
- an important condition for laboratory tests is to take blood on an empty stomach.
- 6-12 hours before the test, you should avoid eating, drinking alcohol, smoking, and limit physical activity. Drinking...
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