What causes high Hemoglobin and low HbA1c?

High Hemoglobin and low HbA1c can be caused by many reasons.

If your Hemoglobin is in between 13 g/dL and 17 g/dL and your HbA1c is in between 4 % and 5.7 % then you need not worry as these are the normal ranges for Hemoglobin and HbA1c 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 Hemoglobin : 13 - 17 g/dL

Ideal values of Hemoglobin depending on age :

Age	Ideal Hemoglobin value
<5 years	13.871
5-10 years	14.8
10-15 years	15.792
15-20 years	16.85
20-25 years	16.774
25-30 years	16.699
30-35 years	16.624
35-40 years	16.55
40-45 years	16.476
45-50 years	16.402
50-55 years	16.328
55-60 years	16.255
60-70 years	16.182
70-80 years	16.109
80-90 years	16.036
90-100 years	15.964
>100 years	15.893

*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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Hemoglobin treatment - Click to read 10 GOLDEN ARTICLES on Anemia

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 range of HbA1c : 4 - 5.7 %

Ideal values of HbA1c depending on age :

Age	Ideal HbA1c value
<5 years	4.268
5-10 years	4.554
10-15 years	4.859
15-20 years	5.185
20-25 years	5.532
25-30 years	5.507
30-35 years	5.482
35-40 years	5.457
40-45 years	5.433
45-50 years	5.409
50-55 years	5.384
55-60 years	5.36
60-70 years	5.336
70-80 years	5.694
80-90 years	5.668
90-100 years	5.643
>100 years	5.618

High Hemoglobin and low HbA1c can be caused by a lot of reasons. If you take Hemoglobin and HbA1c blood tests and the results are higher than 17 g/dL for Hemoglobin and lower than 4 % for HbA1c, 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 Hemoglobin and HbA1c Tests Are Done :

If your doctor wants Hemoglobin and HbA1c tests on you, you may need to go through these tests. During the Hemoglobin and HbA1c 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 Hemoglobin and HbA1c Test reports by your pathologist.