Lab (Specimen)

Conventional Units

SI Units

Urea Nitrogen blood (BUN) (serum)
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7 – 30 mg/dL
Alternative source: 8-25 mg/dL
2.5 – 10.7 mmol urea /L
Alternative source:
   2.9-8.9 mmol/L
Uric acid (serum)
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Male: 4.0 – 8.5 mg/dL
Female: 2.5 – 7.5 mg/dL
Male: 238 – 506 µmol/L
Female: 149 – 446 µmol/L
Uric acid (urine)
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250 – 750 mg/day 1.2 – 4.5 mmol/day
Urinalysis (complete) (urine)

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Appearance: clear, yellow.
Specific gravity: 1.001 – 1.035
pH: 4.6 – 8.0
Protein: negative
Glucose: negative
Ketones: negative
Bilirubin: negative
Occult blood: negative
WBC esterase: negative
Nitrite: negative
WBC: </= 5 high-power field
RBC: </= 3 high-power field
Renal epithelial cells: </= 3
     /high-power field
Squamous epithelial cells:
    None or few/high-power field
Casts: none
Bacteria: none
Yeast: none
 

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