What does high RDW CV and Vitamin B12 mean in blood test?

High RDW CV and Vitamin B12 can be caused by numerous problems.

High levels of RDW CV and Vitamin B12 in the blood indicate a variety of health problems. If your blood RDW CV level is between 11.6 % to 14 % and the Vitamin B12 level is between 211 % to 911 pg/mL, then your body does not have any underlying health problems. But if RDW CV and Vitamin B12 levels exceed these levels, you should see a doctor immediately.

Normal RDW CV range : 11.6 - 14 %

Age-wise ideal RDW CV level in blood:

Age	Ideal RDW CV value
<5 years	11.815
5-10 years	12.034
10-15 years	12.257
15-20 years	12.484
20-25 years	12.715
25-30 years	12.951
30-35 years	13.191
35-40 years	13.436
40-45 years	13.685
45-50 years	13.939
50-55 years	13.934
55-60 years	13.929
60-70 years	13.924
70-80 years	13.919
80-90 years	13.914
90-100 years	13.909
>100 years	13.904

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

If you want your blood test report to be interpreted by RDW CV specialist, then you can upload your report. Our RDW CV 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 RDW CV levels include:

• An iron or vitamin deficiency
• Crohn's disease
• Chronic liver disease
• Thalassemia, an inherited blood disorder
• Heart disease

If you want your blood test report to be interpreted by RDW CV specialist, you can upload your report. Our RDW CV 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 Vitamin B12 range : 211 - 911 pg/mL

Age-wise ideal Vitamin B12 level in blood:

Age	Ideal Vitamin B12 value
<5 years	214.912
5-10 years	218.896
10-15 years	222.954
15-20 years	227.088
20-25 years	231.298
25-30 years	235.586
30-35 years	239.954
35-40 years	244.403
40-45 years	248.934
45-50 years	253.549
50-55 years	258.25
55-60 years	263.038
60-70 years	267.915
70-80 years	272.882
80-90 years	277.941
90-100 years	283.094
>100 years	288.343

High RDW CV and Vitamin B12 levels in the blood can cause a number of health problems. Your GP may recommend follow-up tests to get an important picture of your overall health and well-being. If the results are greater than 14 % for RDW CV and more than 911 pg/mL for Vitamin B12, you may also need some follow-up tests that will help detect the underlying disease early.

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How is a blood test performed in the lab?

Depending on the symptoms you are experiencing, your doctor may order a RDW CV and Vitamin B12 test. In most hospitals RDW CV and Vitamin B12 results can be obtained within three to six hours after blood is taken. The blood is usually drawn from a vein on the inside of the elbow or the back of the hand. Drink plenty of water before your appointment. If you experience any symptoms that you are concerned about are out of the ordinary, call your doctor immediately.