Is APTT 19.5 low, normal or dangerous? What does APTT level 19.5 mean?

Your APTT level of 19.5 is a Low APTT level.

Low 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	22.429
5-10 years	22.866
10-15 years	23.312
15-20 years	23.767
20-25 years	24.23
25-30 years	24.702
30-35 years	25.184
35-40 years	25.675
40-45 years	26.176
45-50 years	26.686
50-55 years	27.206
55-60 years	27.737
60-70 years	28.278
70-80 years	28.829
80-90 years	29.391
90-100 years	29.964
>100 years	30.548

*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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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

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 low 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	22.442
5-10 years	22.893
10-15 years	23.353
15-20 years	23.822
20-25 years	24.3
25-30 years	24.788
30-35 years	25.286
35-40 years	25.794
40-45 years	26.312
45-50 years	26.84
50-55 years	27.379
55-60 years	27.929
60-70 years	28.49
70-80 years	29.062
80-90 years	29.646
90-100 years	30.241
>100 years	30.848

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.