Vitamin B12, also known as cobalamin, helps in producing red blood cells and in maintaining the proper working of our neurological system. It also plays a vital role in the metabolism process. A vitamin 12 test is used for checking whether vitamin B12 levels in our body are normal, low, or average.
Read further to know more about the vitamin B12 test in Noida, including its test price and cost, preparation, test results, procedure, side effects, etc.
You will be advised to go for a vitamin B12 test if you develop the following symptoms:
Your medical history and diet will also be taken into consideration for the vitamin B12 test.
Usually, the symptoms associated with pernicious anemia develop in people above the age of 60. These include:
Vitamin B12 test measures the levels of vitamin B12 present in your blood.
There are no side effects associated with the vitamin B12 test. However, the injection needle used to draw blood can cause a slight bruise on the skin for a few days. In some cases, hematoma, which is the collection of blood outside the blood vessels, can also occur.
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Being a micronutrient, vitamin B12 is required by the body in small amounts or levels. Since vitamin B12 is a part of the B complex of vitamins, it is water-soluble and needed for various functions, such as tissue repairing, DNA replication, etc. Foods rich in vitamin 12 include meat, fish, milk, poultry, yogurt, eggs, enriched or fortified cereals, bread, etc. Supplements can also be taken for the same.
Deficiency or lack of vitamin 12 in the body causes macrocytic anemia, which refers to the condition in which the size of the red blood cells becomes larger than normal.
Megaloblastic anemia, a type of macrocytic anemia, leads to the production of large red blood cells in lower amounts. Moreover, the white blood cells and platelets that are produced are also present in lower than normal levels.
Pernicious anemia, also known as Addison’s anemia, occurs when the intestine is unable to absorb sufficient amounts of vitamin B12 due to a deficiency of intrinsic factors produced by the parietal cells. It is also characterized by a decrease in the number of red blood cells.
Tests for vitamin B12 can be done to check for or evaluate the following:
No preparations are required for taking the vitamin B12 blood test. However, do inform your doctor about the medicines and supplements that you frequently consume, as these can impact your test results.
The vitamin B12 test involves the withdrawal of blood from your vein through an injection needle. An antiseptic is first used to clean the area on your arm from where the blood sample will be taken. A band-aid may be applied on the same after the test has been done.
Reference range: 200-807 pg/mL
Having less than 160 pg/mL levels of vitamin B12 in the body is concerning. Older people may face significant challenges, if they have less than 100 pg/mL (74 pmol/L) of vitamin B12 levels in their bodies.
There could be a number of causes for vitamin B12 deficiency, including:
• Not intaking sufficient amounts of vitamin B12 through your diet.
• Diseases that cause intestinal malabsorption, such as celiac disease and Crohn’s disease.
• Excessive heat production due to hyperthyroidism.
• Deficiency of intrinsic factor.
Cases of excess levels of vitamin B12 are rarely found. These increased levels are discharged through the urine and are usually caused due to:
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