What does high FT3 thyroid and RBC mean in blood test?

High FT3 thyroid and RBC can be caused by numerous problems.

High levels of FT3 thyroid and RBC in the blood indicate a variety of health problems. If your blood FT3 thyroid level is between 2.3 pg/mL to 4.2 pg/mL and the RBC level is between 4.5 pg/mL to 5.5 mil/uL, then your body does not have any underlying health problems. But if FT3 thyroid and RBC levels exceed these levels, you should see a doctor immediately.

Normal FT3 thyroid range : 2.3 - 4.2 pg/mL

Age-wise ideal FT3 thyroid level in blood:

Age	Ideal FT3 thyroid value
<5 years	2.438
5-10 years	2.585
10-15 years	2.74
15-20 years	2.905
20-25 years	3.08
25-30 years	3.265
30-35 years	3.461
35-40 years	3.669
40-45 years	3.89
45-50 years	4.124
50-55 years	4.109
55-60 years	4.094
60-70 years	4.079
70-80 years	4.064
80-90 years	4.049
90-100 years	4.034
>100 years	4.019

*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

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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 RBC range : 4.5 - 5.5 mil/uL

Age-wise ideal RBC level in blood:

Age	Ideal RBC value
<5 years	4.77
5-10 years	5.057
10-15 years	5.361
15-20 years	5.341
20-25 years	5.322
25-30 years	5.303
30-35 years	5.284
35-40 years	5.265
40-45 years	5.246
45-50 years	5.227
50-55 years	5.208
55-60 years	5.189
60-70 years	5.17
70-80 years	5.481
80-90 years	5.461
90-100 years	5.441
>100 years	5.421

High FT3 thyroid and RBC 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 4.2 pg/mL for FT3 thyroid and more than 5.5 mil/uL for RBC, 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 FT3 thyroid and RBC test. In most hospitals FT3 thyroid and RBC 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.