What does high Hemoglobin and RDW mean in blood test?

High Hemoglobin and RDW can be caused by numerous problems.

High levels of Hemoglobin and RDW in the blood indicate a variety of health problems. If your blood Hemoglobin level is between 13 g/dL to 17 g/dL and the RDW level is between 11.6 g/dL to 14 %, then your body does not have any underlying health problems. But if Hemoglobin and RDW levels exceed these levels, you should see a doctor immediately.

Normal Hemoglobin range : 13 - 17 g/dL

Age-wise ideal Hemoglobin level in blood:

Age	Ideal Hemoglobin value
<5 years	13.465
5-10 years	13.947
10-15 years	14.446
15-20 years	14.963
20-25 years	15.499
25-30 years	16.054
30-35 years	16.629
35-40 years	16.607
40-45 years	16.586
45-50 years	16.565
50-55 years	16.544
55-60 years	16.523
60-70 years	16.502
70-80 years	16.481
80-90 years	16.46
90-100 years	16.439
>100 years	16.418

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

If you want your blood test report to be interpreted by Hemoglobin specialist, then you can upload your report. Our Hemoglobin 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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If you want your blood test report to be interpreted by Hemoglobin specialist, you can upload your report. Our Hemoglobin 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 range : 11.6 - 14 %

Age-wise ideal RDW level in blood:

Age	Ideal RDW value
<5 years	12.015
5-10 years	12.445
10-15 years	12.891
15-20 years	13.352
20-25 years	13.83
25-30 years	13.812
30-35 years	13.794
35-40 years	13.776
40-45 years	13.758
45-50 years	13.741
50-55 years	13.723
55-60 years	13.705
60-70 years	13.688
70-80 years	13.67
80-90 years	13.652
90-100 years	13.635
>100 years	13.617

High Hemoglobin and RDW 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 17 g/dL for Hemoglobin and more than 14 % for RDW, 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 Hemoglobin and RDW test. In most hospitals Hemoglobin and RDW 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.