What does high FT4 thyroid and Transferrin saturation mean in blood test?

High FT4 thyroid and Transferrin saturation can be caused by numerous problems.

High levels of FT4 thyroid and Transferrin saturation in the blood indicate a variety of health problems. If your blood FT4 thyroid level is between 0.89 ng/dL to 1.76 ng/dL and the Transferrin saturation level is between 13 ng/dL to 45 %, then your body does not have any underlying health problems. But if FT4 thyroid and Transferrin saturation levels exceed these levels, you should see a doctor immediately.

Normal FT4 thyroid range : 0.89 - 1.76 ng/dL

Age-wise ideal FT4 thyroid level in blood:

Age	Ideal FT4 thyroid value
<5 years	0.9499
5-10 years	1.01383
10-15 years	1.08206
15-20 years	1.15488
20-25 years	1.2326
25-30 years	1.31555
30-35 years	1.40409
35-40 years	1.49859
40-45 years	1.59945
45-50 years	1.70709
50-55 years	1.69936
55-60 years	1.69167
60-70 years	1.68401
70-80 years	1.67638
80-90 years	1.66879
90-100 years	1.66123
>100 years	1.65371

*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 Transferrin saturation range : 13 - 45 %

Age-wise ideal Transferrin saturation level in blood:

Age	Ideal Transferrin saturation value
<5 years	13.875
5-10 years	14.809
10-15 years	15.806
15-20 years	16.87
20-25 years	18.005
25-30 years	19.217
30-35 years	20.51
35-40 years	21.89
40-45 years	23.363
45-50 years	24.935
50-55 years	26.613
55-60 years	28.404
60-70 years	30.316
70-80 years	32.356
80-90 years	34.534
90-100 years	36.858
>100 years	39.339

High FT4 thyroid and Transferrin saturation levels in the blood can cause a number of health problems. Your GP may recommend follow-up tests to get an important picture of your overall health and well-being. If the results are greater than 1.76 ng/dL for FT4 thyroid and more than 45 % for Transferrin saturation, you may also need some follow-up tests that will help detect the underlying disease early.

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How is a blood test performed in the lab?

Depending on the symptoms you are experiencing, your doctor may order a FT4 thyroid and Transferrin saturation test. In most hospitals FT4 thyroid and Transferrin saturation results can be obtained within three to six hours after blood is taken. The blood is usually drawn from a vein on the inside of the elbow or the back of the hand. Drink plenty of water before your appointment. If you experience any symptoms that you are concerned about are out of the ordinary, call your doctor immediately.