What does high Hematocrit and FT4 thyroid mean in blood test?

High Hematocrit and FT4 thyroid can be caused by numerous problems.

High levels of Hematocrit and FT4 thyroid in the blood indicate a variety of health problems. If your blood Hematocrit level is between 40 % to 50 % and the FT4 thyroid level is between 0.89 % to 1.76 ng/dL, then your body does not have any underlying health problems. But if Hematocrit and FT4 thyroid levels exceed these levels, you should see a doctor immediately.

Normal Hematocrit range : 40 - 50 %

Age-wise ideal Hematocrit level in blood:

Age	Ideal Hematocrit value
<5 years	42.08
5-10 years	44.268
10-15 years	46.57
15-20 years	48.992
20-25 years	48.86
25-30 years	48.728
30-35 years	48.596
35-40 years	48.465
40-45 years	48.334
45-50 years	48.203
50-55 years	48.073
55-60 years	47.943
60-70 years	47.813
70-80 years	47.683
80-90 years	47.555
90-100 years	47.427
>100 years	49.893

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

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Some examples of conditions that increase or decrease Hematocrit levels include:

• Damage to the bone marrow
• Kidney failure
• Excessive destruction of red blood cells
• Chronic inflammatory diseases
• Congenital heart disease

If you want your blood test report to be interpreted by Hematocrit specialist, you can upload your report. Our Hematocrit 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 FT4 thyroid range : 0.89 - 1.76 ng/dL

Age-wise ideal FT4 thyroid level in blood:

Age	Ideal FT4 thyroid value
<5 years	0.93628
5-10 years	0.98497
10-15 years	1.03619
15-20 years	1.09007
20-25 years	1.14675
25-30 years	1.20638
30-35 years	1.26911
35-40 years	1.3351
40-45 years	1.40453
45-50 years	1.47757
50-55 years	1.5544
55-60 years	1.63523
60-70 years	1.72026
70-80 years	1.71561
80-90 years	1.71097
90-100 years	1.70634
>100 years	1.70173

High Hematocrit and FT4 thyroid 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 50 % for Hematocrit and more than 1.76 ng/dL for FT4 thyroid, 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 Hematocrit and FT4 thyroid test. In most hospitals Hematocrit and FT4 thyroid 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.