What causes high AST SGOT and low FT4 thyroid?

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

If your AST SGOT is in between 15 U/L and 37 U/L 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 AST SGOT 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 AST SGOT : 15 - 37 U/L

Ideal values of AST SGOT depending on age :

Age	Ideal AST SGOT value
<5 years	15.263
5-10 years	15.53
10-15 years	15.802
15-20 years	16.079
20-25 years	16.36
25-30 years	16.646
30-35 years	16.937
35-40 years	17.233
40-45 years	17.535
45-50 years	17.842
50-55 years	18.154
55-60 years	18.472
60-70 years	18.795
70-80 years	19.124
80-90 years	19.459
90-100 years	19.8
>100 years	20.147

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

If you want your blood test report to be interpreted by AST SGOT specialist, then you can upload your report. Our AST SGOT 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

AST SGOT treatment - Click to read 10 GOLDEN ARTICLES on Liver health

Some examples of conditions that increase or decrease AST SGOT levels include:

• Conditions that affect other organs, such as the heart and skeletal muscle, can cause elevations of AST.
• Alcohol abuse
• Fatty liver disease
• Pancreatitis
• Hepatitis A, hepatitis B, and hepatitis C

If you want your blood test report to be interpreted by AST SGOT specialist, you can upload your report. Our AST SGOT 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 AST SGOT and low FT4 thyroid can be caused by a lot of reasons. If you take AST SGOT and FT4 thyroid blood tests and the results are higher than 37 U/L for AST SGOT 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 AST SGOT and FT4 thyroid Tests Are Done :

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

Medical References

• Mayo Clinic – Aspartate aminotransferase (AST) blood test
• Cleveland Clinic – Aspartate Transferase (AST) Blood Test: What It Is, Procedure & Results
• MedlinePlus – AST Test
• WebMD – Aspartate Aminotransferase (AST) Test Decoded