What does high RDW CV and APTT mean in blood test?

High RDW CV and APTT can be caused by numerous problems.

High levels of RDW CV and APTT in the blood indicate a variety of health problems. If your blood RDW CV level is between 11.6 % to 14 % and the APTT level is between 22 % to 35 seconds, then your body does not have any underlying health problems. But if RDW CV and APTT levels exceed these levels, you should see a doctor immediately.

Normal RDW CV range : 11.6 - 14 %

Age-wise ideal RDW CV level in blood:

Age	Ideal RDW CV value
<5 years	11.816
5-10 years	12.036
10-15 years	12.26
15-20 years	12.488
20-25 years	12.72
25-30 years	12.957
30-35 years	13.198
35-40 years	13.443
40-45 years	13.693
45-50 years	13.948
50-55 years	13.943
55-60 years	13.938
60-70 years	13.933
70-80 years	13.928
80-90 years	13.923
90-100 years	13.918
>100 years	13.913

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

If you want your blood test report to be interpreted by RDW CV specialist, then you can upload your report. Our RDW CV expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

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Some examples of conditions that increase or decrease RDW CV levels include:

• An iron or vitamin deficiency
• Crohn's disease
• Chronic liver disease
• Thalassemia, an inherited blood disorder
• Heart disease

If you want your blood test report to be interpreted by RDW CV specialist, you can upload your report. Our RDW CV 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	22.409
5-10 years	22.826
10-15 years	23.251
15-20 years	23.683
20-25 years	24.124
25-30 years	24.573
30-35 years	25.03
35-40 years	25.496
40-45 years	25.97
45-50 years	26.453
50-55 years	26.945
55-60 years	27.446
60-70 years	27.956
70-80 years	28.476
80-90 years	29.006
90-100 years	29.546
>100 years	30.096

High RDW CV 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 14 % for RDW CV 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 RDW CV and APTT test. In most hospitals RDW CV 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.