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

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

High levels of APTT and Thrombin Time in the blood indicate a variety of health problems. If your blood APTT level is between 22 seconds to 35 seconds and the Thrombin Time level is between 0 seconds to 23 sec, then your body does not have any underlying health problems. But if APTT and Thrombin Time levels exceed these levels, you should see a doctor immediately.

Normal APTT range : 22 - 35 seconds

Age-wise ideal APTT level in blood:

Age	Ideal APTT value
<5 years	22.413
5-10 years	22.833
10-15 years	23.261
15-20 years	23.697
20-25 years	24.141
25-30 years	24.594
30-35 years	25.055
35-40 years	25.525
40-45 years	26.004
45-50 years	26.492
50-55 years	26.989
55-60 years	27.495
60-70 years	28.011
70-80 years	28.536
80-90 years	29.071
90-100 years	29.616
>100 years	30.171

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

If you want your blood test report to be interpreted by APTT specialist, then you can upload your report. Our APTT 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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Total number of patients treated

Some examples of conditions that increase or decrease APTT levels include:

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

If you want your blood test report to be interpreted by APTT specialist, you can upload your report. Our APTT 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	1.019
5-10 years	1.038
10-15 years	1.057
15-20 years	1.077
20-25 years	1.097
25-30 years	1.118
30-35 years	1.139
35-40 years	1.16
40-45 years	1.182
45-50 years	1.204
50-55 years	1.227
55-60 years	1.25
60-70 years	1.273
70-80 years	1.297
80-90 years	1.321
90-100 years	1.346
>100 years	1.371

High APTT 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 35 seconds for APTT 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 APTT and Thrombin Time test. In most hospitals APTT 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.