What causes high FT4 thyroid and low Direct LDL cholesterol?

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

If your FT4 thyroid is in between 0.89 ng/dL and 1.76 ng/dL and your Direct LDL cholesterol is in between 0 mg/dL and 100 mg/dL then you need not worry as these are the normal ranges for FT4 thyroid and Direct LDL cholesterol 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 FT4 thyroid : 0.89 - 1.76 ng/dL

Ideal values of FT4 thyroid depending on age :

Age	Ideal FT4 thyroid value
<5 years	0.9199
5-10 years	0.95081
10-15 years	0.98276
15-20 years	1.01578
20-25 years	1.04991
25-30 years	1.08519
30-35 years	1.12165
35-40 years	1.15934
40-45 years	1.19829
45-50 years	1.23855
50-55 years	1.28017
55-60 years	1.32318
60-70 years	1.36764
70-80 years	1.41359
80-90 years	1.46109
90-100 years	1.51018
>100 years	1.56092

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

If you want your blood test report to be interpreted by FT4 thyroid specialist, then you can upload your report. Our FT4 thyroid 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 FT4 thyroid levels include:

• Autoimmune disease
• A non-functioning thyroid gland
• Thyroiditis
• Diabetes
• Liver disease

If you want your blood test report to be interpreted by FT4 thyroid specialist, you can upload your report. Our FT4 thyroid 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 Direct LDL cholesterol : 0 - 100 mg/dL

Ideal values of Direct LDL cholesterol depending on age :

Age	Ideal Direct LDL cholesterol value
<5 years	5.168
5-10 years	5.342
10-15 years	5.521
15-20 years	5.707
20-25 years	5.899
25-30 years	6.097
30-35 years	6.302
35-40 years	6.514
40-45 years	6.733
45-50 years	6.959
50-55 years	7.193
55-60 years	7.435
60-70 years	7.685
70-80 years	7.943
80-90 years	8.21
90-100 years	8.486
>100 years	8.771

High FT4 thyroid and low Direct LDL cholesterol can be caused by a lot of reasons. If you take FT4 thyroid and Direct LDL cholesterol blood tests and the results are higher than 1.76 ng/dL for FT4 thyroid and lower than 0 mg/dL for Direct LDL cholesterol, 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 FT4 thyroid and Direct LDL cholesterol Tests Are Done :

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