What does high RDW and Hematocrit mean in blood test?

High RDW and Hematocrit can be caused by numerous problems.

High levels of RDW and Hematocrit in the blood indicate a variety of health problems. If your blood RDW level is between 11.6 % to 14 % and the Hematocrit level is between 40 % to 50 %, then your body does not have any underlying health problems. But if RDW and Hematocrit 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	12.185
5-10 years	12.799
10-15 years	13.444
15-20 years	13.41
20-25 years	13.376
25-30 years	13.342
30-35 years	13.308
35-40 years	13.979
40-45 years	13.944
45-50 years	13.909
50-55 years	13.874
55-60 years	13.839
60-70 years	13.803
70-80 years	13.768
80-90 years	13.733
90-100 years	13.698
>100 years	13.663

*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 Hematocrit range : 40 - 50 %

Age-wise ideal Hematocrit level in blood:

Age	Ideal Hematocrit value
<5 years	42.016
5-10 years	44.134
10-15 years	46.358
15-20 years	48.694
20-25 years	48.57
25-30 years	48.447
30-35 years	48.324
35-40 years	48.202
40-45 years	48.079
45-50 years	47.957
50-55 years	47.835
55-60 years	47.714
60-70 years	47.593
70-80 years	49.992
80-90 years	49.865
90-100 years	49.738
>100 years	49.612

High RDW and Hematocrit 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 50 % for Hematocrit, 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 Hematocrit test. In most hospitals RDW and Hematocrit 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.