What causes high RDW CV and low FT3 thyroid?

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

If your RDW CV is in between 11.6 % and 14 % 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 RDW CV 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 RDW CV : 11.6 - 14 %

Ideal values of RDW CV depending on age :

Age	Ideal RDW CV value
<5 years	11.803
5-10 years	12.009
10-15 years	12.219
15-20 years	12.433
20-25 years	12.65
25-30 years	12.871
30-35 years	13.096
35-40 years	13.325
40-45 years	13.558
45-50 years	13.795
50-55 years	13.791
55-60 years	13.787
60-70 years	13.783
70-80 years	13.779
80-90 years	13.775
90-100 years	13.771
>100 years	13.767

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

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

• An iron or vitamin deficiency
• Crohn's disease
• Chronic liver disease
• Thalassemia, an inherited blood disorder
• Heart disease

If you want your blood test report to be interpreted by RDW CV specialist, you can upload your report. Our RDW CV 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	2.34
5-10 years	2.381
10-15 years	2.423
15-20 years	2.465
20-25 years	2.508
25-30 years	2.552
30-35 years	2.597
35-40 years	2.642
40-45 years	2.688
45-50 years	2.735
50-55 years	2.783
55-60 years	2.832
60-70 years	2.882
70-80 years	2.932
80-90 years	2.983
90-100 years	3.035
>100 years	3.088

High RDW CV and low FT3 thyroid can be caused by a lot of reasons. If you take RDW CV and FT3 thyroid blood tests and the results are higher than 14 % for RDW CV 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 RDW CV and FT3 thyroid Tests Are Done :

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