What causes high INR and low TSH 3?

High INR and low TSH 3 can be caused by many reasons.

If your INR is in between 0.9 ratio and 1.2 ratio and your TSH 3 is in between 0.55 uIU/mL and 4.78 uIU/mL then you need not worry as these are the normal ranges for INR and TSH 3 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 INR : 0.9 - 1.2 ratio

Ideal values of INR depending on age :

Age	Ideal INR value
<5 years	0.95
5-10 years	1.002
10-15 years	1.057
15-20 years	1.115
20-25 years	1.176
25-30 years	1.173
30-35 years	1.17
35-40 years	1.166
40-45 years	1.162
45-50 years	1.158
50-55 years	1.155
55-60 years	1.152
60-70 years	1.148
70-80 years	1.144
80-90 years	1.14
90-100 years	1.137
>100 years	1.2

*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

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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 range of TSH 3 : 0.55 - 4.78 uIU/mL

Ideal values of TSH 3 depending on age :

Age	Ideal TSH 3 value
<5 years	0.58
5-10 years	0.612
10-15 years	0.646
15-20 years	0.682
20-25 years	0.72
25-30 years	0.76
30-35 years	0.802
35-40 years	0.846
40-45 years	0.893
45-50 years	0.942
50-55 years	0.994
55-60 years	1.049
60-70 years	1.107
70-80 years	1.168
80-90 years	1.232
90-100 years	1.3
>100 years	1.372

High INR and low TSH 3 can be caused by a lot of reasons. If you take INR and TSH 3 blood tests and the results are higher than 1.2 ratio for INR and lower than 0.55 uIU/mL for TSH 3, 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 INR and TSH 3 Tests Are Done :

If your doctor wants INR and TSH 3 tests on you, you may need to go through these tests. During the INR and TSH 3 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 INR and TSH 3 Test reports by your pathologist.