Is Free Thyroxine Index 4.1 normal, high or low? What does Free Thyroxine Index level 4.1 mean?

Your Free Thyroxine Index level of 4.1 is a Normal Free Thyroxine Index level.

Normal Free Thyroxine Index levels may indicate underlying health problems. The normal range is typically between 1.2 Index and 4.9 Index. 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 Free Thyroxine Index range for men is :1.2 - 4.9 Index

Ideal values of Free Thyroxine Index depending on age (male) :

Age	Ideal Free Thyroxine Index value
<5 years	1.249
5-10 years	1.3
10-15 years	1.353
15-20 years	1.408
20-25 years	1.466
25-30 years	1.526
30-35 years	1.589
35-40 years	1.654
40-45 years	1.722
45-50 years	1.793
50-55 years	1.867
55-60 years	1.944
60-70 years	2.024
70-80 years	2.107
80-90 years	2.193
90-100 years	2.283
>100 years	2.377

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

Get Advice via Email : Send us your blood test report, and our Free Thyroxine Index 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 Free Thyroxine Index, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

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Normal range of Free Thyroxine Index found among women :1.2-4.9 Index

Ideal values of Free Thyroxine Index depending on age (female) :

Age	Ideal Free Thyroxine Index value
<5 years	1.251
5-10 years	1.304
10-15 years	1.359
15-20 years	1.416
20-25 years	1.476
25-30 years	1.538
30-35 years	1.603
35-40 years	1.671
40-45 years	1.742
45-50 years	1.816
50-55 years	1.893
55-60 years	1.973
60-70 years	2.056
70-80 years	2.143
80-90 years	2.233
90-100 years	2.327
>100 years	2.425

If you take a Free Thyroxine Index blood test and the results are not in the normal range (1.2-4.9 Index), 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 Free Thyroxine Index Test Is Done :

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