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

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

High levels of INR and FT4 thyroid in the blood indicate a variety of health problems. If your blood INR level is between 0.9 ratio to 1.2 ratio and the FT4 thyroid level is between 0.89 ratio to 1.76 ng/dL, then your body does not have any underlying health problems. But if INR and FT4 thyroid levels exceed these levels, you should see a doctor immediately.

Normal INR range : 0.9 - 1.2 ratio

Age-wise ideal INR level in blood:

Age	Ideal INR value
<5 years	0.977
5-10 years	1.06
10-15 years	1.15
15-20 years	1.142
20-25 years	1.134
25-30 years	1.125
30-35 years	1.117
35-40 years	1.109
40-45 years	1.101
45-50 years	1.195
50-55 years	1.187
55-60 years	1.179
60-70 years	1.17
70-80 years	1.161
80-90 years	1.153
90-100 years	1.145
>100 years	1.136

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

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

• Liver disease
• Vitamin K abnormality
• Decreased or defective factor I (fibrinogen), II (prothrombin), V or X
• Hemophilia A and hemophilia B
• Autoantibody against a specific factor (e.g., factor VIII)

If you want your blood test report to be interpreted by INR specialist, you can upload your report. Our INR 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	0.96565
5-10 years	1.04773
10-15 years	1.13679
15-20 years	1.23342
20-25 years	1.33826
25-30 years	1.45201
30-35 years	1.57543
35-40 years	1.70934
40-45 years	1.69699
45-50 years	1.68473
50-55 years	1.67256
55-60 years	1.66048
60-70 years	1.64848
70-80 years	1.63657
80-90 years	1.62475
90-100 years	1.61301
>100 years	1.75012

High INR 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 1.2 ratio for INR 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 INR and FT4 thyroid test. In most hospitals INR 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.