What does high Hematocrit and APTT mean in blood test?

High Hematocrit and APTT can be caused by numerous problems.

High levels of Hematocrit and APTT in the blood indicate a variety of health problems. If your blood Hematocrit level is between 40 % to 50 % and the APTT level is between 22 % to 35 seconds, then your body does not have any underlying health problems. But if Hematocrit and APTT levels exceed these levels, you should see a doctor immediately.

Normal Hematocrit range : 40 - 50 %

Age-wise ideal Hematocrit level in blood:

Age	Ideal Hematocrit value
<5 years	42.12
5-10 years	44.352
10-15 years	46.703
15-20 years	49.178
20-25 years	49.039
25-30 years	48.901
30-35 years	48.764
35-40 years	48.627
40-45 years	48.49
45-50 years	48.354
50-55 years	48.218
55-60 years	48.083
60-70 years	47.948
70-80 years	47.813
80-90 years	47.679
90-100 years	47.545
>100 years	47.412

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

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

• Damage to the bone marrow
• Kidney failure
• Excessive destruction of red blood cells
• Chronic inflammatory diseases
• Congenital heart disease

If you want your blood test report to be interpreted by Hematocrit specialist, you can upload your report. Our Hematocrit 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 APTT range : 22 - 35 seconds

Age-wise ideal APTT level in blood:

Age	Ideal APTT value
<5 years	23.166
5-10 years	24.394
10-15 years	25.687
15-20 years	27.048
20-25 years	28.482
25-30 years	29.992
30-35 years	31.582
35-40 years	33.256
40-45 years	33.163
45-50 years	34.921
50-55 years	34.823
55-60 years	34.726
60-70 years	34.628
70-80 years	34.53
80-90 years	34.433
90-100 years	34.336
>100 years	34.24

High Hematocrit and APTT 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 50 % for Hematocrit and more than 35 seconds for APTT, 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 Hematocrit and APTT test. In most hospitals Hematocrit and APTT 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.