What causes high ESR and low FT3 thyroid?

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

If your ESR is in between 0 mm/hr and 14 mm/hr and your FT3 thyroid is in between 2.3 pg/mL and 4.2 pg/mL then you need not worry as these are the normal ranges for ESR and FT3 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 ESR : 0 - 14 mm/hr

Ideal values of ESR depending on age :

Age	Ideal ESR value
<5 years	2.021
5-10 years	2.042
10-15 years	2.063
15-20 years	2.085
20-25 years	2.107
25-30 years	2.129
30-35 years	2.151
35-40 years	2.174
40-45 years	2.197
45-50 years	2.22
50-55 years	2.243
55-60 years	2.267
60-70 years	2.291
70-80 years	2.315
80-90 years	2.339
90-100 years	2.364
>100 years	2.389

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

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

• Rheumatic fever
• Vascular disease
• Autoimmune diseases
• Inflammatory bowel disease
• Heart disease

If you want your blood test report to be interpreted by ESR specialist, you can upload your report. Our ESR 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 FT3 thyroid : 2.3 - 4.2 pg/mL

Ideal values of FT3 thyroid depending on age :

Age	Ideal FT3 thyroid value
<5 years	2.324
5-10 years	2.348
10-15 years	2.373
15-20 years	2.398
20-25 years	2.423
25-30 years	2.448
30-35 years	2.474
35-40 years	2.5
40-45 years	2.526
45-50 years	2.552
50-55 years	2.579
55-60 years	2.606
60-70 years	2.633
70-80 years	2.661
80-90 years	2.689
90-100 years	2.717
>100 years	2.746

High ESR and low FT3 thyroid can be caused by a lot of reasons. If you take ESR and FT3 thyroid blood tests and the results are higher than 14 mm/hr for ESR and lower than 2.3 pg/mL for FT3 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 ESR and FT3 thyroid Tests Are Done :

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