Analyte [material]
Urea [S/P]
Blood urea nitrogen (BUN) [S/P]
Reference range, target level, or decision threshold
2.5-6.7 mmol/L
(15-40 mg/dL)
[mg/dL] × 0.166 = [mmol/L]
5.0-13.4 mmol/L (7.0-18.8 mg/dL)
[mg/dL] × 0.36 = urea [mmol/L]
Interpretation of results
↑ Decreased glomerular filtration