What does high FT4 thyroid and GGT mean in blood test?

High FT4 thyroid and GGT can be caused by numerous problems.

High levels of FT4 thyroid and GGT in the blood indicate a variety of health problems. If your blood FT4 thyroid level is between 0.89 ng/dL to 1.76 ng/dL and the GGT level is between 15 ng/dL to 85 U/L, then your body does not have any underlying health problems. But if FT4 thyroid and GGT levels exceed these levels, you should see a doctor immediately.

Normal FT4 thyroid range : 0.89 - 1.76 ng/dL

Age-wise ideal FT4 thyroid level in blood:

Age	Ideal FT4 thyroid value
<5 years	0.94598
5-10 years	1.00548
10-15 years	1.06872
15-20 years	1.13594
20-25 years	1.20739
25-30 years	1.28333
30-35 years	1.36405
35-40 years	1.44985
40-45 years	1.54105
45-50 years	1.63798
50-55 years	1.74101
55-60 years	1.73412
60-70 years	1.72726
70-80 years	1.72042
80-90 years	1.71361
90-100 years	1.70683
>100 years	1.70008

*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 GGT range : 15 - 85 U/L

Age-wise ideal GGT level in blood:

Age	Ideal GGT value
<5 years	15.944
5-10 years	16.947
10-15 years	18.013
15-20 years	19.146
20-25 years	20.35
25-30 years	21.63
30-35 years	22.991
35-40 years	24.437
40-45 years	25.974
45-50 years	27.608
50-55 years	29.345
55-60 years	31.191
60-70 years	33.153
70-80 years	35.238
80-90 years	37.454
90-100 years	39.81
>100 years	42.314

High FT4 thyroid and GGT levels in the blood can cause a number of health problems. Your GP may recommend follow-up tests to get an important picture of your overall health and well-being. If the results are greater than 1.76 ng/dL for FT4 thyroid and more than 85 U/L for GGT, you may also need some follow-up tests that will help detect the underlying disease early.

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How is a blood test performed in the lab?

Depending on the symptoms you are experiencing, your doctor may order a FT4 thyroid and GGT test. In most hospitals FT4 thyroid and GGT results can be obtained within three to six hours after blood is taken. The blood is usually drawn from a vein on the inside of the elbow or the back of the hand. Drink plenty of water before your appointment. If you experience any symptoms that you are concerned about are out of the ordinary, call your doctor immediately.