What causes high Vitamin B12 and low RDW CV?

High Vitamin B12 and low RDW CV can be caused by many reasons.

If your Vitamin B12 is in between 211 pg/mL and 911 pg/mL and your RDW CV is in between 11.6 % and 14 % then you need not worry as these are the normal ranges for Vitamin B12 and RDW CV respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Normal range of Vitamin B12 : 211 - 911 pg/mL

Ideal values of Vitamin B12 depending on age :

Age	Ideal Vitamin B12 value
<5 years	214.733
5-10 years	218.532
10-15 years	222.398
15-20 years	226.332
20-25 years	230.336
25-30 years	234.411
30-35 years	238.558
35-40 years	242.778
40-45 years	247.073
45-50 years	251.444
50-55 years	255.892
55-60 years	260.419
60-70 years	265.026
70-80 years	269.714
80-90 years	274.485
90-100 years	279.341
>100 years	284.283

*Ideal values are calculated based on our database of patient records

If you want your blood test report to be interpreted by Vitamin B12 specialist, then you can upload your report. Our Vitamin B12 expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

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Some examples of conditions that increase or decrease Vitamin B12 levels include:

• Crohn disease
• Ulcerative colitis
• Celiac disease
• Reduced stomach acid production
• Pancreatic insufficiency

If you want your blood test report to be interpreted by Vitamin B12 specialist, you can upload your report. Our Vitamin B12 expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

Normal range of RDW CV : 11.6 - 14 %

Ideal values of RDW CV depending on age :

Age	Ideal RDW CV value
<5 years	11.805
5-10 years	12.014
10-15 years	12.227
15-20 years	12.443
20-25 years	12.663
25-30 years	12.887
30-35 years	13.115
35-40 years	13.347
40-45 years	13.583
45-50 years	13.823
50-55 years	13.819
55-60 years	13.814
60-70 years	13.809
70-80 years	13.804
80-90 years	13.799
90-100 years	13.795
>100 years	13.791

High Vitamin B12 and low RDW CV can be caused by a lot of reasons. If you take Vitamin B12 and RDW CV blood tests and the results are higher than 911 pg/mL for Vitamin B12 and lower than 11.6 % for RDW CV, your physician may recommend more tests to figure out the problem. You might also get these tests if your physician thinks you have some other disease.

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How the Vitamin B12 and RDW CV Tests Are Done :

If your doctor wants Vitamin B12 and RDW CV tests on you, you may need to go through these tests. During the Vitamin B12 and RDW CV blood tests, a pathologist will put a needle into your veins and take out a small quantity of blood. A pathologist is a physician in the medical field who thoroughly studies the causes and effects of disease. Within a few hours you will get your Vitamin B12 and RDW CV Test reports by your pathologist.