Is FT4 thyroid 2.38 high, normal or dangerous? What does Free thyroxine level 2.38 mean?

Your FT4 thyroid level of 2.38 is a High FT4 thyroid level.

High FT4 thyroid levels may indicate underlying health problems. The normal range is typically between 0.89 ng/dL and 1.76 ng/dL. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

The normal FT4 thyroid range for men is :0.89 - 1.76 ng/dL

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

Age	Ideal FT4 thyroid value
<5 years	0.911
5-10 years	0.933
10-15 years	0.955
15-20 years	0.978
20-25 years	1.001
25-30 years	1.025
30-35 years	1.049
35-40 years	1.074
40-45 years	1.1
45-50 years	1.126
50-55 years	1.153
55-60 years	1.18
60-70 years	1.208
70-80 years	1.237
80-90 years	1.266
90-100 years	1.296
>100 years	1.327

*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 review it. You'll receive a detailed analysis and personalized treatment guidance via email within 12 hours. If you have additional blood test results besides FT4 thyroid, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

1,51,150

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	0.912
5-10 years	0.934
10-15 years	0.957
15-20 years	0.98
20-25 years	1.004
25-30 years	1.029
30-35 years	1.054
35-40 years	1.08
40-45 years	1.106
45-50 years	1.133
50-55 years	1.161
55-60 years	1.189
60-70 years	1.218
70-80 years	1.248
80-90 years	1.279
90-100 years	1.31
>100 years	1.342

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 orders a FT4 thyroid test, it involves a straightforward blood draw to measure your FT4 thyroid levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your FT4 thyroid test results are usually available within a few hours.