What causes high FT4 thyroid and low AST SGOT?

High FT4 thyroid and low AST SGOT can be caused by many reasons.

If your FT4 thyroid is in between 0.89 ng/dL and 1.76 ng/dL and your AST SGOT is in between 15 U/L and 37 U/L then you need not worry as these are the normal ranges for FT4 thyroid and AST SGOT 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	0.91901
5-10 years	0.94897
10-15 years	0.97991
15-20 years	1.01186
20-25 years	1.04485
25-30 years	1.07891
30-35 years	1.11408
35-40 years	1.1504
40-45 years	1.1879
45-50 years	1.22663
50-55 years	1.26662
55-60 years	1.30791
60-70 years	1.35055
70-80 years	1.39458
80-90 years	1.44004
90-100 years	1.48699
>100 years	1.53547

*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

1,37,160

Total number of patients treated

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 AST SGOT : 15 - 37 U/L

Ideal values of AST SGOT depending on age :

Age	Ideal AST SGOT value
<5 years	15.489
5-10 years	15.994
10-15 years	16.515
15-20 years	17.053
20-25 years	17.609
25-30 years	18.183
30-35 years	18.776
35-40 years	19.388
40-45 years	20.02
45-50 years	20.673
50-55 years	21.347
55-60 years	22.043
60-70 years	22.762
70-80 years	23.504
80-90 years	24.27
90-100 years	25.061
>100 years	25.878

High FT4 thyroid and low AST SGOT can be caused by a lot of reasons. If you take FT4 thyroid and AST SGOT blood tests and the results are higher than 1.76 ng/dL for FT4 thyroid and lower than 15 U/L for AST SGOT, 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 AST SGOT Tests Are Done :

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