What does high Ferritin and FT4 thyroid mean in blood test?

High Ferritin and FT4 thyroid can be caused by numerous problems.

High levels of Ferritin and FT4 thyroid in the blood indicate a variety of health problems. If your blood Ferritin level is between 22 ng/mL to 322 ng/mL and the FT4 thyroid level is between 0.89 ng/mL to 1.76 ng/dL, then your body does not have any underlying health problems. But if Ferritin and FT4 thyroid levels exceed these levels, you should see a doctor immediately.

Normal Ferritin range : 22 - 322 ng/mL

Age-wise ideal Ferritin level in blood:

Age	Ideal Ferritin value
<5 years	22.407
5-10 years	22.822
10-15 years	23.244
15-20 years	23.674
20-25 years	24.112
25-30 years	24.558
30-35 years	25.012
35-40 years	25.475
40-45 years	25.946
45-50 years	26.426
50-55 years	26.915
55-60 years	27.413
60-70 years	27.92
70-80 years	28.437
80-90 years	28.963
90-100 years	29.499
>100 years	30.045

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

If you want your blood test report to be interpreted by Ferritin specialist, then you can upload your report. Our Ferritin 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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Some examples of conditions that increase or decrease Ferritin levels include:

• Iron overload or iron poisoning
• Adult Still's disease
• Liver disease
• Iron deficiency anemia
• Hemachromatosis

If you want your blood test report to be interpreted by Ferritin specialist, you can upload your report. Our Ferritin 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 FT4 thyroid range : 0.89 - 1.76 ng/dL

Age-wise ideal FT4 thyroid level in blood:

Age	Ideal FT4 thyroid value
<5 years	0.90647
5-10 years	0.92324
10-15 years	0.94032
15-20 years	0.95772
20-25 years	0.97544
25-30 years	0.99349
30-35 years	1.01187
35-40 years	1.03059
40-45 years	1.04966
45-50 years	1.06908
50-55 years	1.08886
55-60 years	1.109
60-70 years	1.12952
70-80 years	1.15042
80-90 years	1.1717
90-100 years	1.19338
>100 years	1.21546

High Ferritin and FT4 thyroid 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 322 ng/mL for Ferritin and more than 1.76 ng/dL for FT4 thyroid, 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 Ferritin and FT4 thyroid test. In most hospitals Ferritin and FT4 thyroid 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.