What causes high Total serum iron and low BUN?

High Total serum iron and low BUN can be caused by many reasons.

If your Total serum iron is in between 40 mcg/dL and 190 mcg/dL and your BUN is in between 6 mg/dL and 20 mg/dL then you need not worry as these are the normal ranges for Total serum iron and BUN respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Some examples of conditions that can increase or decrease Total serum iron levels include:

• Anemia
• Your body doesn’t have enough healthy red blood cells
• Iron overload
• Iron poisoning
• Gastrointestinal blood loss

Total serum iron treatment - Click to read 10 GOLDEN ARTICLES on Anemia

Normal range of Total serum iron : 40 - 190 mcg/dL

Ideal values of Total serum iron depending on age :

Age	Ideal Total serum iron value
<5 years	40.696
5-10 years	41.405
10-15 years	42.126
15-20 years	42.859
20-25 years	43.605
25-30 years	44.364
30-35 years	45.136
35-40 years	45.922
40-45 years	46.722
45-50 years	47.535
50-55 years	48.363
55-60 years	49.205
60-70 years	50.062
70-80 years	50.934
80-90 years	51.821
90-100 years	52.723
>100 years	53.641

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

Normal range of BUN : 6 - 20 mg/dL

Ideal values of BUN depending on age :

Age	Ideal BUN value
<5 years	6.104
5-10 years	6.21
10-15 years	6.318
15-20 years	6.428
20-25 years	6.54
25-30 years	6.654
30-35 years	6.77
35-40 years	6.888
40-45 years	7.008
45-50 years	7.13
50-55 years	7.254
55-60 years	7.38
60-70 years	7.508
70-80 years	7.639
80-90 years	7.772
90-100 years	7.907
>100 years	8.045

High Total serum iron and low BUN can be caused by a lot of reasons. If you take Total serum iron and BUN blood tests and the results are higher than 190 mcg/dL for Total serum iron and lower than 6 mg/dL for BUN, 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 Total serum iron and BUN Tests Are Done :

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

Medical References

• MedlinePlus – Serum iron test
• Cleveland Clinic – Iron Blood Test: What It Is & Results
• NIH – Serum iron, ferritin, transferrin, total iron binding capacity