Is FT4 thyroid 2.51 high, normal or dangerous? What does Free thyroxine level 2.51 mean?

Your FT4 thyroid level of 2.51 is a High FT4 thyroid level.

High FT4 thyroid levels could indicate health issues. Typically, levels between 0.89 ng/dL to 1.76 ng/dL suggest no concerns. However, deviations from this range warrant prompt medical attention. Consulting a doctor for abnormal levels is advisable.

Normal range of FT4 thyroid found among men :0.89 - 1.76 ng/dL

Ideal values of FT4 thyroid depending on age (male) :

Age	Ideal FT4 thyroid value
<5 years	0.91234
5-10 years	0.93524
10-15 years	0.95871
15-20 years	0.98277
20-25 years	1.00744
25-30 years	1.03273
30-35 years	1.05865
35-40 years	1.08522
40-45 years	1.11246
45-50 years	1.14038
50-55 years	1.169
55-60 years	1.19834
60-70 years	1.22842
70-80 years	1.25925
80-90 years	1.29086
90-100 years	1.32326
>100 years	1.35647

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

Get Advice via Email : Send us your blood test report, and our FT4 thyroid experts will check it. Within 12 hours, expect a detailed analysis and precise treatment guidance delivered to your email. If you've had additional blood tests apart from FT4 thyroid, please upload those too. A thorough diagnosis often relies on assessing all abnormalities for an accurate assessment. Upload blood test report now

1,37,160

Total number of patients treated

A video message on the treatment of your high FT4 thyroid level

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

Some examples of conditions that increase or decrease FT4 thyroid levels include:

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

Receive world-class medical opinion about your high FT4 thyroid levels over email.Upload blood test report now

Normal range of FT4 thyroid found among women :0.89-1.76 ng/dL

Ideal values of FT4 thyroid depending on age (female) :

Age	Ideal FT4 thyroid value
<5 years	0.91301
5-10 years	0.93661
10-15 years	0.96082
15-20 years	0.98566
20-25 years	1.01114
25-30 years	1.03728
30-35 years	1.0641
35-40 years	1.09161
40-45 years	1.11983
45-50 years	1.14878
50-55 years	1.17848
55-60 years	1.20895
60-70 years	1.2402
70-80 years	1.27226
80-90 years	1.30515
90-100 years	1.33889
>100 years	1.3735

If you take a FT4 thyroid blood test and the results are not in the normal range (0.89-1.76 ng/dL), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

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How the FT4 thyroid Test Is Done :

When your doctor recommends a FT4 thyroid test, you'll likely undergo a simple blood draw specifically targeting the measurement of FT4 thyroid. A pathologist, a specialist in studying diseases, will collect a small blood sample from your veins using a needle. Your FT4 thyroid test results will typically be available within a few hours after this procedure.