Is APTT 42 high, normal or dangerous? What does APTT level 42 mean?

Your APTT level of 42 is a High APTT level.

High APTT levels may indicate underlying health problems. The normal range is typically between 22 seconds and 35 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 APTT range for men is :22 - 35 seconds

Ideal values of APTT depending on age (male) :

Age	Ideal APTT value
<5 years	22.924
5-10 years	23.887
10-15 years	24.89
15-20 years	25.935
20-25 years	27.024
25-30 years	28.159
30-35 years	29.342
35-40 years	30.574
40-45 years	31.858
45-50 years	33.196
50-55 years	34.59
55-60 years	34.529
60-70 years	34.468
70-80 years	34.408
80-90 years	34.347
90-100 years	34.287
>100 years	34.226

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

Get Advice via Email : Send us your blood test report, and our APTT 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 APTT, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

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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

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

Normal range of APTT found among women :22-35 seconds

Ideal values of APTT depending on age (female) :

Age	Ideal APTT value
<5 years	22.952
5-10 years	23.945
10-15 years	24.981
15-20 years	26.062
20-25 years	27.189
25-30 years	28.365
30-35 years	29.592
35-40 years	30.872
40-45 years	32.208
45-50 years	33.601
50-55 years	33.539
55-60 years	34.99
60-70 years	34.925
70-80 years	34.86
80-90 years	34.795
90-100 years	34.73
>100 years	34.665

If you take a APTT blood test and the results are not in the normal range (22-35 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 APTT Test Is Done :

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