What causes high MCV and low TIBC?

High MCV and low TIBC can be caused by many reasons.

If your MCV is in between 83 fL and 101 fL and your TIBC is in between 250 mcg/dL and 450 mcg/dL then you need not worry as these are the normal ranges for MCV and TIBC 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 MCV : 83 - 101 fL

Ideal values of MCV depending on age :

Age	Ideal MCV value
<5 years	86.494
5-10 years	90.135
10-15 years	93.93
15-20 years	97.884
20-25 years	97.711
25-30 years	97.538
30-35 years	97.365
35-40 years	97.192
40-45 years	97.02
45-50 years	96.848
50-55 years	100.925
55-60 years	100.746
60-70 years	100.567
70-80 years	100.389
80-90 years	100.211
90-100 years	100.033
>100 years	99.855

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

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

• Aplastic anemia
• Cold agglutinin disease
• Chronic hypoxia
• Low vitamin B12 level
• Myelodysplastic syndrome

If you want your blood test report to be interpreted by MCV specialist, you can upload your report. Our MCV 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 TIBC : 250 - 450 mcg/dL

Ideal values of TIBC depending on age :

Age	Ideal TIBC value
<5 years	260.525
5-10 years	271.493
10-15 years	282.923
15-20 years	294.834
20-25 years	307.247
25-30 years	320.182
30-35 years	333.662
35-40 years	347.709
40-45 years	362.348
45-50 years	377.603
50-55 years	393.5
55-60 years	410.066
60-70 years	427.33
70-80 years	445.321
80-90 years	444.532
90-100 years	443.744
>100 years	442.958

High MCV and low TIBC can be caused by a lot of reasons. If you take MCV and TIBC blood tests and the results are higher than 101 fL for MCV and lower than 250 mcg/dL for TIBC, 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 MCV and TIBC Tests Are Done :

If your doctor wants MCV and TIBC tests on you, you may need to go through these tests. During the MCV and TIBC 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 MCV and TIBC Test reports by your pathologist.