What does high RDW SD and Packed cell volume mean in blood test?

High RDW SD and Packed cell volume can be caused by numerous problems.

High levels of RDW SD and Packed cell volume in the blood indicate a variety of health problems. If your blood RDW SD level is between 39 fL to 46 fL and the Packed cell volume level is between 41 fL to 49.5 %, then your body does not have any underlying health problems. But if RDW SD and Packed cell volume levels exceed these levels, you should see a doctor immediately.

Normal RDW SD range : 39 - 46 fL

Age-wise ideal RDW SD level in blood:

Age	Ideal RDW SD value
<5 years	39.726
5-10 years	40.466
10-15 years	41.219
15-20 years	41.986
20-25 years	42.768
25-30 years	43.564
30-35 years	44.375
35-40 years	45.201
40-45 years	45.186
45-50 years	45.17
50-55 years	45.154
55-60 years	45.995
60-70 years	45.979
70-80 years	45.963
80-90 years	45.947
90-100 years	45.932
>100 years	45.916

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

If you want your blood test report to be interpreted by RDW SD specialist, then you can upload your report. Our RDW SD 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 SD levels include:

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

If you want your blood test report to be interpreted by RDW SD specialist, you can upload your report. Our RDW SD 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 Packed cell volume range : 41 - 49.5 %

Age-wise ideal Packed cell volume level in blood:

Age	Ideal Packed cell volume value
<5 years	41.763
5-10 years	42.541
10-15 years	43.333
15-20 years	44.14
20-25 years	44.962
25-30 years	45.799
30-35 years	46.652
35-40 years	47.521
40-45 years	48.406
45-50 years	49.307
50-55 years	49.29
55-60 years	49.273
60-70 years	49.255
70-80 years	49.238
80-90 years	49.221
90-100 years	49.203
>100 years	49.186

High RDW SD and Packed cell volume 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 46 fL for RDW SD and more than 49.5 % for Packed cell volume, 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 SD and Packed cell volume test. In most hospitals RDW SD and Packed cell volume 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.