What does high APTT and Platelet count mean in blood test?

High APTT and Platelet count can be caused by numerous problems.

High levels of APTT and Platelet count in the blood indicate a variety of health problems. If your blood APTT level is between 22 seconds to 35 seconds and the Platelet count level is between 150 seconds to 450 thou/uL, then your body does not have any underlying health problems. But if APTT and Platelet count 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	22.397
5-10 years	22.801
10-15 years	23.212
15-20 years	23.631
20-25 years	24.057
25-30 years	24.491
30-35 years	24.933
35-40 years	25.383
40-45 years	25.841
45-50 years	26.307
50-55 years	26.781
55-60 years	27.264
60-70 years	27.756
70-80 years	28.256
80-90 years	28.765
90-100 years	29.284
>100 years	29.812

*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

1,37,160

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 Platelet count range : 150 - 450 thou/uL

Age-wise ideal Platelet count level in blood:

Age	Ideal Platelet count value
<5 years	152.705
5-10 years	155.458
10-15 years	158.261
15-20 years	161.114
20-25 years	164.019
25-30 years	166.976
30-35 years	169.987
35-40 years	173.052
40-45 years	176.172
45-50 years	179.348
50-55 years	182.582
55-60 years	185.874
60-70 years	189.225
70-80 years	192.637
80-90 years	196.11
90-100 years	199.646
>100 years	203.246

High APTT and Platelet count 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 450 thou/uL for Platelet count, 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 Platelet count test. In most hospitals APTT and Platelet count 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.