What does high MCV and RDW SD mean in blood test?

High MCV and RDW SD can be caused by numerous problems.

High levels of MCV and RDW SD in the blood indicate a variety of health problems. If your blood MCV level is between 83 fL to 101 fL and the RDW SD level is between 39 fL to 46 fL, then your body does not have any underlying health problems. But if MCV and RDW SD levels exceed these levels, you should see a doctor immediately.

Normal MCV range : 83 - 101 fL

Age-wise ideal MCV level in blood:

Age	Ideal MCV value
<5 years	88.976
5-10 years	95.382
10-15 years	94.888
15-20 years	94.396
20-25 years	93.907
25-30 years	100.668
30-35 years	100.146
35-40 years	99.627
40-45 years	99.11
45-50 years	98.596
50-55 years	98.085
55-60 years	97.576
60-70 years	97.07
70-80 years	96.567
80-90 years	96.067
90-100 years	95.569
>100 years	95.074

*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 RDW SD range : 39 - 46 fL

Age-wise ideal RDW SD level in blood:

Age	Ideal RDW SD value
<5 years	41.808
5-10 years	44.818
10-15 years	44.586
15-20 years	44.355
20-25 years	44.125
25-30 years	43.896
30-35 years	43.669
35-40 years	43.442
40-45 years	43.217
45-50 years	42.993
50-55 years	42.77
55-60 years	45.849
60-70 years	45.611
70-80 years	45.375
80-90 years	45.14
90-100 years	44.906
>100 years	44.673

High MCV and RDW SD 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 101 fL for MCV and more than 46 fL for RDW SD, 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 MCV and RDW SD test. In most hospitals MCV and RDW SD 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.