What causes high FT3 thyroid and low GGT?

High FT3 thyroid and low GGT can be caused by many reasons.

If your FT3 thyroid is in between 2.3 pg/mL and 4.2 pg/mL and your GGT is in between 15 U/L and 85 U/L then you need not worry as these are the normal ranges for FT3 thyroid and GGT 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 FT3 thyroid : 2.3 - 4.2 pg/mL

Ideal values of FT3 thyroid depending on age :

Age	Ideal FT3 thyroid value
<5 years	2.376
5-10 years	2.454
10-15 years	2.535
15-20 years	2.618
20-25 years	2.704
25-30 years	2.793
30-35 years	2.885
35-40 years	2.98
40-45 years	3.078
45-50 years	3.179
50-55 years	3.284
55-60 years	3.392
60-70 years	3.504
70-80 years	3.619
80-90 years	3.738
90-100 years	3.861
>100 years	3.988

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

If you want your blood test report to be interpreted by FT3 thyroid specialist, then you can upload your report. Our FT3 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 FT3 thyroid levels include:

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

If you want your blood test report to be interpreted by FT3 thyroid specialist, you can upload your report. Our FT3 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 GGT : 15 - 85 U/L

Ideal values of GGT depending on age :

Age	Ideal GGT value
<5 years	15.494
5-10 years	16.004
10-15 years	16.531
15-20 years	17.075
20-25 years	17.637
25-30 years	18.217
30-35 years	18.816
35-40 years	19.435
40-45 years	20.074
45-50 years	20.734
50-55 years	21.416
55-60 years	22.121
60-70 years	22.849
70-80 years	23.601
80-90 years	24.377
90-100 years	25.179
>100 years	26.007

High FT3 thyroid and low GGT can be caused by a lot of reasons. If you take FT3 thyroid and GGT blood tests and the results are higher than 4.2 pg/mL for FT3 thyroid and lower than 15 U/L for GGT, 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 FT3 thyroid and GGT Tests Are Done :

If your doctor wants FT3 thyroid and GGT tests on you, you may need to go through these tests. During the FT3 thyroid and GGT 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 FT3 thyroid and GGT Test reports by your pathologist.