What causes high RDW SD and low ALT SGPT?

High RDW SD and low ALT SGPT can be caused by many reasons.

If your RDW SD is in between 39 fL and 46 fL and your ALT SGPT is in between 21 U/L and 72 U/L then you need not worry as these are the normal ranges for RDW SD and ALT SGPT respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Normal range of RDW SD : 39 - 46 fL

Ideal values of RDW SD depending on age :

Age	Ideal RDW SD value
<5 years	39.674
5-10 years	40.359
10-15 years	41.056
15-20 years	41.765
20-25 years	42.486
25-30 years	43.22
30-35 years	43.966
35-40 years	44.725
40-45 years	45.497
45-50 years	45.484
50-55 years	45.471
55-60 years	45.457
60-70 years	45.443
70-80 years	45.43
80-90 years	45.417
90-100 years	45.403
>100 years	45.389

*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 range of ALT SGPT : 21 - 72 U/L

Ideal values of ALT SGPT depending on age :

Age	Ideal ALT SGPT value
<5 years	21.363
5-10 years	21.732
10-15 years	22.107
15-20 years	22.489
20-25 years	22.877
25-30 years	23.272
30-35 years	23.674
35-40 years	24.083
40-45 years	24.499
45-50 years	24.922
50-55 years	25.352
55-60 years	25.79
60-70 years	26.235
70-80 years	26.688
80-90 years	27.149
90-100 years	27.618
>100 years	28.095

High RDW SD and low ALT SGPT can be caused by a lot of reasons. If you take RDW SD and ALT SGPT blood tests and the results are higher than 46 fL for RDW SD and lower than 21 U/L for ALT SGPT, your physician may recommend more tests to figure out the problem. You might also get these tests if your physician thinks you have some other disease.

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How the RDW SD and ALT SGPT Tests Are Done :

If your doctor wants RDW SD and ALT SGPT tests on you, you may need to go through these tests. During the RDW SD and ALT SGPT blood tests, a pathologist will put a needle into your veins and take out a small quantity of blood. A pathologist is a physician in the medical field who thoroughly studies the causes and effects of disease. Within a few hours you will get your RDW SD and ALT SGPT Test reports by your pathologist.