What does high INR and D Dimer mean in blood test?

High INR and D Dimer can be caused by numerous problems.

High levels of INR and D Dimer 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 D Dimer level is between 0 ratio to 0.51 ug/mL, then your body does not have any underlying health problems. But if INR and D Dimer 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	1.133
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	1.186
55-60 years	1.177
60-70 years	1.168
70-80 years	1.16
80-90 years	1.152
90-100 years	1.144
>100 years	1.135

*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 D Dimer range : 0 - 0.51 ug/mL

Age-wise ideal D Dimer level in blood:

Age	Ideal D Dimer value
<5 years	0.119
5-10 years	0.129
10-15 years	0.14
15-20 years	0.152
20-25 years	0.165
25-30 years	0.179
30-35 years	0.194
35-40 years	0.211
40-45 years	0.229
45-50 years	0.249
50-55 years	0.27
55-60 years	0.293
60-70 years	0.318
70-80 years	0.345
80-90 years	0.374
90-100 years	0.406
>100 years	0.441

High INR and D Dimer 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 0.51 ug/mL for D Dimer, 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 D Dimer test. In most hospitals INR and D Dimer 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.