A common blood test that is used in a urologic workup is the blood urea nitrogen (BUN) test. The normal level for this test is:
1
10 to 20 mg/100 ml of whole blood
2
25 to 40 mg/100 ml of whole blood
3
50 to 80 mg/100 ml of whole blood
4
70 to 120 mg/100 ml of whole blood