What causes high BUN and low AST SGOT?

High BUN and low AST SGOT can be caused by many reasons.

If your BUN is in between 6 mg/dL and 20 mg/dL and your AST SGOT is in between 15 U/L and 37 U/L then you need not worry as these are the normal ranges for BUN and AST SGOT 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 BUN : 6 - 20 mg/dL

Ideal values of BUN depending on age :

Age	Ideal BUN value
<5 years	6.062
5-10 years	6.124
10-15 years	6.187
15-20 years	6.25
20-25 years	6.314
25-30 years	6.379
30-35 years	6.444
35-40 years	6.51
40-45 years	6.577
45-50 years	6.644
50-55 years	6.712
55-60 years	6.781
60-70 years	6.851
70-80 years	6.921
80-90 years	6.992
90-100 years	7.064
>100 years	7.136

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

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Normal range of AST SGOT : 15 - 37 U/L

Ideal values of AST SGOT depending on age :

Age	Ideal AST SGOT value
<5 years	15.154
5-10 years	15.309
10-15 years	15.466
15-20 years	15.625
20-25 years	15.785
25-30 years	15.947
30-35 years	16.111
35-40 years	16.276
40-45 years	16.443
45-50 years	16.612
50-55 years	16.782
55-60 years	16.954
60-70 years	17.128
70-80 years	17.304
80-90 years	17.482
90-100 years	17.661
>100 years	17.842

High BUN and low AST SGOT can be caused by a lot of reasons. If you take BUN and AST SGOT blood tests and the results are higher than 20 mg/dL for BUN and lower than 15 U/L for AST SGOT, 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 BUN and AST SGOT Tests Are Done :

If your doctor wants BUN and AST SGOT tests on you, you may need to go through these tests. During the BUN and AST SGOT 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 BUN and AST SGOT Test reports by your pathologist.