What causes high BUN and low Bilirubin total?

High BUN and low Bilirubin total can be caused by many reasons.

If your BUN is in between 6 mg/dL and 20 mg/dL and your Bilirubin total is in between 0.2 mg/dL and 1 mg/dL then you need not worry as these are the normal ranges for BUN and Bilirubin total 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	6.061
5-10 years	6.123
10-15 years	6.185
15-20 years	6.248
20-25 years	6.312
25-30 years	6.376
30-35 years	6.441
35-40 years	6.507
40-45 years	6.573
45-50 years	6.64
50-55 years	6.708
55-60 years	6.776
60-70 years	6.845
70-80 years	6.915
80-90 years	6.985
90-100 years	7.056
>100 years	7.128

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

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

1,37,160

Total number of patients treated

BUN treatment - Click to read 10 GOLDEN ARTICLES on Kidney health

Normal range of Bilirubin total : 0.2 - 1 mg/dL

Ideal values of Bilirubin total depending on age :

Age	Ideal Bilirubin total value
<5 years	0.202
5-10 years	0.204
10-15 years	0.206
15-20 years	0.208
20-25 years	0.21
25-30 years	0.212
30-35 years	0.214
35-40 years	0.216
40-45 years	0.218
45-50 years	0.22
50-55 years	0.222
55-60 years	0.224
60-70 years	0.226
70-80 years	0.228
80-90 years	0.23
90-100 years	0.232
>100 years	0.234

High BUN and low Bilirubin total can be caused by a lot of reasons. If you take BUN and Bilirubin total blood tests and the results are higher than 20 mg/dL for BUN and lower than 0.2 mg/dL for Bilirubin total, 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.

This page has got the maximum number of views from the below mentioned cities (traffic in last 30 days):

How the BUN and Bilirubin total Tests Are Done :

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