Is APTT 180 high, normal or dangerous? What does APTT level 180 mean?

📅 Medical Review Date: April 2, 2026

Your APTT level of 180 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.

Important - Scroll to the end of this article to see how our patients managed their high APTT levels

The normal APTT range for men is :22 - 35 seconds

**Ideal values of APTT depending on age (male) :**
Age	Ideal APTT value
<5 years	22.396
5-10 years	22.799
10-15 years	23.209
15-20 years	23.627
20-25 years	24.052
25-30 years	24.485
30-35 years	24.926
35-40 years	25.375
40-45 years	25.832
45-50 years	26.297
50-55 years	26.77
55-60 years	27.252
60-70 years	27.743
70-80 years	28.242
80-90 years	28.75
90-100 years	29.268
>100 years	29.795

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

Misdiagnosis is more common than people think—and the consequences can be serious. Delayed treatment, unnecessary medication, or worse. If you want a second opinion on your blood work, one option is to upload it to a site like wholebodyprotocol.com, where world-class doctors review your results. They charge a small fee—around $90 (though you'll want to check the latest price as it fluctuates)—and email you a detailed report. With over 12 million people affected by misdiagnosis every year, that little bit of extra peace of mind can go a long way.

Important - Read more questions about high APTT levels after this video message

Important - At the end of this article read how our patients treated their high APTT levels

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

Important - At the end of this article read how our patients treated their high APTT levels

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

**Ideal values of APTT depending on age (female) :**
Age	Ideal APTT value
<5 years	22.408
5-10 years	22.823
10-15 years	23.246
15-20 years	23.677
20-25 years	24.116
25-30 years	24.563
30-35 years	25.018
35-40 years	25.482
40-45 years	25.954
45-50 years	26.435
50-55 years	26.925
55-60 years	27.424
60-70 years	27.932
70-80 years	28.45
80-90 years	28.977
90-100 years	29.514
>100 years	30.061

Also Read :Symptoms of High APTT

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.

Medical References

Symptoms

Medically Reviewed By

Dr. Hernandez, MD

BOARD CERTIFIED PATHOLOGIST

Laboratory Medicine Specialist

View Full Profile & Credentials →

Laboratory Expertise:

Clinical Pathology Certification
15+ years lab analysis experience
Specializes in test interpretation
Medical Advisory Board Member

Medical Disclaimer: This information is for educational purposes and should not replace professional medical advice. Consult your physician for diagnosis and treatment. Read full disclaimer.