What causes high FT3 thyroid and low MCH?

High FT3 thyroid and low MCH can be caused by many reasons.

If your FT3 thyroid is in between 2.3 pg/mL and 4.2 pg/mL and your MCH is in between 27 pg and 32 pg then you need not worry as these are the normal ranges for FT3 thyroid and MCH 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 FT3 thyroid : 2.3 - 4.2 pg/mL

Ideal values of FT3 thyroid depending on age :

Age	Ideal FT3 thyroid value
<5 years	2.37
5-10 years	2.443
10-15 years	2.518
15-20 years	2.595
20-25 years	2.674
25-30 years	2.756
30-35 years	2.84
35-40 years	2.927
40-45 years	3.017
45-50 years	3.109
50-55 years	3.204
55-60 years	3.302
60-70 years	3.403
70-80 years	3.507
80-90 years	3.614
90-100 years	3.725
>100 years	3.839

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

If you want your blood test report to be interpreted by FT3 thyroid specialist, then you can upload your report. Our FT3 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 FT3 thyroid levels include:

• Thyroiditis
• A non-functioning thyroid gland
• Autoimmune disease
• Diabetes
• Liver disease

If you want your blood test report to be interpreted by FT3 thyroid specialist, you can upload your report. Our FT3 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 range of MCH : 27 - 32 pg

Ideal values of MCH depending on age :

Age	Ideal MCH value
<5 years	27.826
5-10 years	28.677
10-15 years	29.555
15-20 years	30.459
20-25 years	31.391
25-30 years	31.362
30-35 years	31.333
35-40 years	31.304
40-45 years	31.275
45-50 years	31.246
50-55 years	31.217
55-60 years	31.188
60-70 years	31.158
70-80 years	31.128
80-90 years	31.099
90-100 years	31.07
>100 years	31.041

High FT3 thyroid and low MCH can be caused by a lot of reasons. If you take FT3 thyroid and MCH blood tests and the results are higher than 4.2 pg/mL for FT3 thyroid and lower than 27 pg for MCH, 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 FT3 thyroid and MCH Tests Are Done :

If your doctor wants FT3 thyroid and MCH tests on you, you may need to go through these tests. During the FT3 thyroid and MCH 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 FT3 thyroid and MCH Test reports by your pathologist.

Medical References

• MedlinePlus – Triiodothyronine (T3) Tests
• Cleveland Clinic – Triiodothyronine (T3) Test: What It Is, Function & Levels
• MedlinePlus – T3 test
• WebMD – T3 Tests: T3 Uptake Levels, Common Thyroid Conditions, and More
• NIH – How to interpret thyroid function tests