What causes high FT4 thyroid and low Mean plasma glucose?

High FT4 thyroid and low Mean plasma glucose can be caused by many reasons.

If your FT4 thyroid is in between 0.89 ng/dL and 1.76 ng/dL and your Mean plasma glucose is in between 70 mg/dL and 116 mg/dL then you need not worry as these are the normal ranges for FT4 thyroid and Mean plasma glucose 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	0.9183
5-10 years	0.9475
10-15 years	0.97763
15-20 years	1.00872
20-25 years	1.0408
25-30 years	1.0739
30-35 years	1.10805
35-40 years	1.14329
40-45 years	1.17965
45-50 years	1.21716
50-55 years	1.25587
55-60 years	1.29581
60-70 years	1.33702
70-80 years	1.37954
80-90 years	1.42341
90-100 years	1.46867
>100 years	1.51537

*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 Mean plasma glucose : 70 - 116 mg/dL

Ideal values of Mean plasma glucose depending on age :

Age	Ideal Mean plasma glucose value
<5 years	30.954
5-10 years	30.954
10-15 years	30.954
15-20 years	30.954
20-25 years	30.954
25-30 years	30.954
30-35 years	30.954
35-40 years	30.954
40-45 years	30.954
45-50 years	30.954
50-55 years	30.954
55-60 years	30.954
60-70 years	30.954
70-80 years	30.954
80-90 years	30.954
90-100 years	30.954
>100 years	30.954

High FT4 thyroid and low Mean plasma glucose can be caused by a lot of reasons. If you take FT4 thyroid and Mean plasma glucose blood tests and the results are higher than 1.76 ng/dL for FT4 thyroid and lower than 70 mg/dL for Mean plasma glucose, 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 Mean plasma glucose Tests Are Done :

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