What causes high HDL cholesterol and low HbA1c?

High HDL cholesterol and low HbA1c can be caused by many reasons.

If your HDL cholesterol is in between 40 mg/dL and 60 mg/dL and your HbA1c is in between 4 % and 5.7 % then you need not worry as these are the normal ranges for HDL cholesterol 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 HDL cholesterol : 40 - 60 mg/dL

Ideal values of HDL cholesterol depending on age :

Age	Ideal HDL cholesterol value
<5 years	40.687
5-10 years	41.386
10-15 years	42.097
15-20 years	42.82
20-25 years	43.555
25-30 years	44.303
30-35 years	45.064
35-40 years	45.838
40-45 years	46.625
45-50 years	47.426
50-55 years	48.24
55-60 years	49.068
60-70 years	49.91
70-80 years	50.767
80-90 years	51.639
90-100 years	52.526
>100 years	53.428

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

If you want your blood test report to be interpreted by HDL cholesterol specialist, then you can upload your report. Our HDL cholesterol 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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HDL cholesterol treatment - Click to read 10 GOLDEN ARTICLES on HDL cholesterol

Some examples of conditions that decrease HDL cholesterol levels include:

• Liver disease
• Taking certain drugs such as corticosteroids
• Chronic kidney disease
• Lupus
• Diabetes

If you want your blood test report to be interpreted by HDL cholesterol specialist, you can upload your report. Our HDL cholesterol 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	4.069
5-10 years	4.139
10-15 years	4.21
15-20 years	4.282
20-25 years	4.356
25-30 years	4.431
30-35 years	4.507
35-40 years	4.584
40-45 years	4.663
45-50 years	4.743
50-55 years	4.824
55-60 years	4.907
60-70 years	4.991
70-80 years	5.077
80-90 years	5.164
90-100 years	5.253
>100 years	5.343

High HDL cholesterol and low HbA1c can be caused by a lot of reasons. If you take HDL cholesterol and HbA1c blood tests and the results are higher than 60 mg/dL for HDL cholesterol 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 HDL cholesterol and HbA1c Tests Are Done :

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

Medical References

• MedlinePlus – HDL test
• Cleveland Clinic – HDL: Why It Is “Good” Cholesterol
• Mayo Clinic – Cholesterol test