What does high INR and Thrombin Time mean in blood test?

High INR and Thrombin Time can be caused by numerous problems.

High levels of INR and Thrombin Time 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 Thrombin Time level is between 0 ratio to 23 sec, then your body does not have any underlying health problems. But if INR and Thrombin Time 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	0.979
5-10 years	1.065
10-15 years	1.158
15-20 years	1.149
20-25 years	1.141
25-30 years	1.132
30-35 years	1.123
35-40 years	1.114
40-45 years	1.105
45-50 years	1.097
50-55 years	1.193
55-60 years	1.184
60-70 years	1.175
70-80 years	1.166
80-90 years	1.157
90-100 years	1.148
>100 years	1.139

*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 Thrombin Time range : 0 - 23 sec

Age-wise ideal Thrombin Time level in blood:

Age	Ideal Thrombin Time value
<5 years	1.088
5-10 years	1.183
10-15 years	1.287
15-20 years	1.4
20-25 years	1.523
25-30 years	1.656
30-35 years	1.801
35-40 years	1.959
40-45 years	2.13
45-50 years	2.316
50-55 years	2.519
55-60 years	2.739
60-70 years	2.979
70-80 years	3.24
80-90 years	3.524
90-100 years	3.832
>100 years	4.167

High INR and Thrombin Time 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 23 sec for Thrombin Time, 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 Thrombin Time test. In most hospitals INR and Thrombin Time 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.