Is FT4 thyroid 1.42 normal, high or low? What does Free thyroxine level 1.42 mean?

Your FT4 thyroid level of 1.42 is a Normal FT4 thyroid level.

If your FT4 thyroid is in between 0.89 ng/dL and 1.76 ng/dL, then you need not worry as 0.89-1.76 ng/dL is the normal range for FT4 thyroid. But if your FT4 thyroid is lesser or greater than the above values, then there may be some problem in your body.

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	0.90264
5-10 years	0.91546
10-15 years	0.92846
15-20 years	0.94164
20-25 years	0.95501
25-30 years	0.96857
30-35 years	0.98232
35-40 years	0.99627
40-45 years	1.01042
45-50 years	1.02477
50-55 years	1.03932
55-60 years	1.05408
60-70 years	1.06905
70-80 years	1.08423
80-90 years	1.09963
90-100 years	1.11524
>100 years	1.13108

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

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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	0.90302
5-10 years	0.91623
10-15 years	0.92963
15-20 years	0.94323
20-25 years	0.95703
25-30 years	0.97103
30-35 years	0.98523
35-40 years	0.99964
40-45 years	1.01426
45-50 years	1.02909
50-55 years	1.04414
55-60 years	1.05941
60-70 years	1.0749
70-80 years	1.09062
80-90 years	1.10657
90-100 years	1.12275
>100 years	1.13917

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 :

If your doctor wants FT4 thyroid test on you, you may need a FT4 thyroid blood test. During the FT4 thyroid blood test, 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 Test report by your pathologist.