What causes high FT3 thyroid and low Hematocrit?

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

If your FT3 thyroid is in between 2.3 pg/mL and 4.2 pg/mL and your Hematocrit is in between 40 % and 50 % then you need not worry as these are the normal ranges for FT3 thyroid and Hematocrit 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	2.442
10-15 years	2.516
15-20 years	2.592
20-25 years	2.671
25-30 years	2.752
30-35 years	2.836
35-40 years	2.922
40-45 years	3.011
45-50 years	3.103
50-55 years	3.197
55-60 years	3.294
60-70 years	3.394
70-80 years	3.497
80-90 years	3.603
90-100 years	3.713
>100 years	3.826

*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 Hematocrit : 40 - 50 %

Ideal values of Hematocrit depending on age :

Age	Ideal Hematocrit value
<5 years	41.216
5-10 years	42.469
10-15 years	43.76
15-20 years	45.09
20-25 years	46.461
25-30 years	47.873
30-35 years	49.328
35-40 years	49.283
40-45 years	49.237
45-50 years	49.192
50-55 years	49.146
55-60 years	49.101
60-70 years	49.056
70-80 years	49.01
80-90 years	48.965
90-100 years	48.92
>100 years	48.875

High FT3 thyroid and low Hematocrit can be caused by a lot of reasons. If you take FT3 thyroid and Hematocrit blood tests and the results are higher than 4.2 pg/mL for FT3 thyroid and lower than 40 % for Hematocrit, 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 Hematocrit Tests Are Done :

If your doctor wants FT3 thyroid and Hematocrit tests on you, you may need to go through these tests. During the FT3 thyroid and Hematocrit 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 Hematocrit 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