What causes high INR and low Alkaline phosphatase?

High INR and low Alkaline phosphatase can be caused by many reasons.

If your INR is in between 0.9 ratio and 1.2 ratio and your Alkaline phosphatase is in between 30 U/L and 120 U/L then you need not worry as these are the normal ranges for INR and Alkaline phosphatase 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	0.948
5-10 years	0.998
10-15 years	1.051
15-20 years	1.106
20-25 years	1.164
25-30 years	1.16
30-35 years	1.157
35-40 years	1.154
40-45 years	1.151
45-50 years	1.148
50-55 years	1.145
55-60 years	1.141
60-70 years	1.138
70-80 years	1.198
80-90 years	1.194
90-100 years	1.191
>100 years	1.188

*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 Alkaline phosphatase : 30 - 120 U/L

Ideal values of Alkaline phosphatase depending on age :

Age	Ideal Alkaline phosphatase value
<5 years	31.584
5-10 years	33.252
10-15 years	35.008
15-20 years	36.856
20-25 years	38.802
25-30 years	40.851
30-35 years	43.008
35-40 years	45.279
40-45 years	47.67
45-50 years	50.187
50-55 years	52.837
55-60 years	55.627
60-70 years	58.564
70-80 years	61.656
80-90 years	64.911
90-100 years	68.338
>100 years	71.946

High INR and low Alkaline phosphatase can be caused by a lot of reasons. If you take INR and Alkaline phosphatase blood tests and the results are higher than 1.2 ratio for INR and lower than 30 U/L for Alkaline phosphatase, 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 Alkaline phosphatase Tests Are Done :

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