What causes high HDL cholesterol and low FT4 thyroid?

High HDL cholesterol and low FT4 thyroid can be caused by many reasons.

If your HDL cholesterol is in between 40 mg/dL and 60 mg/dL and your FT4 thyroid is in between 0.89 ng/dL and 1.76 ng/dL then you need not worry as these are the normal ranges for HDL cholesterol and FT4 thyroid 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	40.7
5-10 years	41.412
10-15 years	42.137
15-20 years	42.874
20-25 years	43.624
25-30 years	44.387
30-35 years	45.164
35-40 years	45.954
40-45 years	46.758
45-50 years	47.576
50-55 years	48.409
55-60 years	49.256
60-70 years	50.118
70-80 years	50.995
80-90 years	51.887
90-100 years	52.795
>100 years	53.719

*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 FT4 thyroid : 0.89 - 1.76 ng/dL

Ideal values of FT4 thyroid depending on age :

Age	Ideal FT4 thyroid value
<5 years	0.90558
5-10 years	0.92143
10-15 years	0.93756
15-20 years	0.95397
20-25 years	0.97066
25-30 years	0.98765
30-35 years	1.00493
35-40 years	1.02252
40-45 years	1.04041
45-50 years	1.05862
50-55 years	1.07715
55-60 years	1.096
60-70 years	1.11518
70-80 years	1.1347
80-90 years	1.15456
90-100 years	1.17476
>100 years	1.19532

High HDL cholesterol and low FT4 thyroid can be caused by a lot of reasons. If you take HDL cholesterol and FT4 thyroid blood tests and the results are higher than 60 mg/dL for HDL cholesterol and lower than 0.89 ng/dL for FT4 thyroid, 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 FT4 thyroid Tests Are Done :

If your doctor wants HDL cholesterol and FT4 thyroid tests on you, you may need to go through these tests. During the HDL cholesterol and FT4 thyroid 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 FT4 thyroid Test reports by your pathologist.

Medical References

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