Is Prothrombin time 18.1 high, normal or dangerous? What does PT level 18.1 mean?

Your Prothrombin time level of 18.1 is a High Prothrombin time level.

High Prothrombin time levels may indicate underlying health problems. The normal range is typically between 12 seconds and 16 seconds. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

The normal Prothrombin time range for men is :12 - 16 seconds

Ideal values of Prothrombin time depending on age (male) :

Age	Ideal Prothrombin time value
<5 years	12.217
5-10 years	12.438
10-15 years	12.663
15-20 years	12.892
20-25 years	13.125
25-30 years	13.363
30-35 years	13.605
35-40 years	13.851
40-45 years	14.102
45-50 years	14.357
50-55 years	14.617
55-60 years	14.882
60-70 years	15.151
70-80 years	15.425
80-90 years	15.704
90-100 years	15.988
>100 years	15.982

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

Get Advice via Email : Send us your blood test report, and our Prothrombin time experts will review it. You'll receive a detailed analysis and personalized treatment guidance via email within 12 hours. If you have additional blood test results besides Prothrombin time, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

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A video message on the treatment of your high Prothrombin time level

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Some examples of conditions that increase or decrease Prothrombin time levels include:

• Liver disease
• Vitamin K abnormality
• Hemophilia A and hemophilia B
• Decreased or defective factor I (fibrinogen), II (prothrombin), V or X
• Willebrand disease

Receive world-class medical opinion about your high Prothrombin time levels over email.Upload blood test report now

Normal range of Prothrombin time found among women :12-16 seconds

Ideal values of Prothrombin time depending on age (female) :

Age	Ideal Prothrombin time value
<5 years	12.224
5-10 years	12.452
10-15 years	12.684
15-20 years	12.92
20-25 years	13.161
25-30 years	13.406
30-35 years	13.656
35-40 years	13.911
40-45 years	14.17
45-50 years	14.434
50-55 years	14.703
55-60 years	14.977
60-70 years	15.256
70-80 years	15.54
80-90 years	15.83
90-100 years	15.824
>100 years	15.818

If you take a Prothrombin time blood test and the results are not in the normal range (12-16 seconds), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

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How the Prothrombin time Test Is Done :

When your doctor orders a Prothrombin time test, it involves a straightforward blood draw to measure your Prothrombin time levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your Prothrombin time test results are usually available within a few hours.