What does high RDW and MCHC mean in blood test?

High RDW and MCHC can be caused by numerous problems.

High levels of RDW and MCHC in the blood indicate a variety of health problems. If your blood RDW level is between 11.6 % to 14 % and the MCHC level is between 31.5 % to 34.5 g/dL, then your body does not have any underlying health problems. But if RDW and MCHC levels exceed these levels, you should see a doctor immediately.

Normal RDW range : 11.6 - 14 %

Age-wise ideal RDW level in blood:

Age	Ideal RDW value
<5 years	12.188
5-10 years	12.806
10-15 years	13.455
15-20 years	13.42
20-25 years	13.385
25-30 years	13.351
30-35 years	13.317
35-40 years	13.992
40-45 years	13.956
45-50 years	13.921
50-55 years	13.885
55-60 years	13.849
60-70 years	13.813
70-80 years	13.777
80-90 years	13.741
90-100 years	13.706
>100 years	13.671

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

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

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

If you want your blood test report to be interpreted by RDW specialist, you can upload your report. Our RDW 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 MCHC range : 31.5 - 34.5 g/dL

Age-wise ideal MCHC level in blood:

Age	Ideal MCHC value
<5 years	33.097
5-10 years	33.012
10-15 years	32.927
15-20 years	32.842
20-25 years	32.757
25-30 years	34.418
30-35 years	34.33
35-40 years	34.242
40-45 years	34.154
45-50 years	34.067
50-55 years	33.979
55-60 years	33.892
60-70 years	33.805
70-80 years	33.718
80-90 years	33.632
90-100 years	33.545
>100 years	33.459

High RDW and MCHC 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 and more than 34.5 g/dL for MCHC, 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 and MCHC test. In most hospitals RDW and MCHC 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.