What causes high Total serum iron and low FT4 thyroid?

High Total serum iron and low FT4 thyroid can be caused by many reasons.

If your Total serum iron is in between 40 mcg/dL and 190 mcg/dL and your FT4 thyroid is in between 0.89 ng/dL and 1.76 ng/dL then you need not worry as these are the normal ranges for Total serum iron and FT4 thyroid respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Normal range of Total serum iron : 40 - 190 mcg/dL

Ideal values of Total serum iron depending on age :

Age	Ideal Total serum iron value
<5 years	40.7
5-10 years	41.412
10-15 years	42.137
15-20 years	42.874
20-25 years	43.624
25-30 years	44.387
30-35 years	45.164
35-40 years	45.954
40-45 years	46.758
45-50 years	47.576
50-55 years	48.409
55-60 years	49.256
60-70 years	50.118
70-80 years	50.995
80-90 years	51.887
90-100 years	52.795
>100 years	53.719

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

If you want your blood test report to be interpreted by Total serum iron specialist, then you can upload your report. Our Total serum iron 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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Total serum iron treatment - Click to read 10 GOLDEN ARTICLES on Anemia

Some examples of conditions that increase or decrease Total serum iron levels include:

• Anemia
• Your body doesn’t have enough healthy red blood cells
• Iron overload
• Iron poisoning
• Gastrointestinal blood loss

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

Ideal values of FT4 thyroid depending on age :

Age	Ideal FT4 thyroid value
<5 years	0.90558
5-10 years	0.92143
10-15 years	0.93756
15-20 years	0.95397
20-25 years	0.97066
25-30 years	0.98765
30-35 years	1.00493
35-40 years	1.02252
40-45 years	1.04041
45-50 years	1.05862
50-55 years	1.07715
55-60 years	1.096
60-70 years	1.11518
70-80 years	1.1347
80-90 years	1.15456
90-100 years	1.17476
>100 years	1.19532

High Total serum iron and low FT4 thyroid can be caused by a lot of reasons. If you take Total serum iron and FT4 thyroid blood tests and the results are higher than 190 mcg/dL for Total serum iron and lower than 0.89 ng/dL for FT4 thyroid, your physician may recommend more tests to figure out the problem. You might also get these tests if your physician thinks you have some other disease.

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How the Total serum iron and FT4 thyroid Tests Are Done :

If your doctor wants Total serum iron and FT4 thyroid tests on you, you may need to go through these tests. During the Total serum iron and FT4 thyroid blood tests, 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 Total serum iron and FT4 thyroid Test reports by your pathologist.