Reference Range

BUN 

     Birth–1 Day : 4.0 -19.0 mg/dL

     >1 Day–12 Years : 5.0 -18.0 mg/dL

     > 12 Years: 6.0 – 20.0 mg/dL

Calcium

     Birth–1 Month : 7.6 – 10.4 mg/dL

     >1 Month-1 Year : 9.0 – 11.0 mg/dL

     >1 Year: 8.6 – 10.3 mg/dL

Carbon Dioxide   21-31 mmol/L

Chloride

     Birth-1 Month : 98 – 113 mmol/L

     >1 Month-12 Years : 98 – 107 mmol/L

     >12 Years: 100 – 110 mmol/L

Creatinine

     Birth-1 Month : 0.3 -1.0 mg/dL

     >1 Month-1 Year :    Males   :   0.9 – 1.3 mg/dL   ;   Females   :   0.6 – 1.1 mg/dL

     >1 Year-12 Years :    Males   :   0.3 – 0.7 mg/dL   ;   Females   :   0.3-0.7 mg/dL

     > 12 Years:                 Males   :   0.8 – 1.3 mg/dL  ;   Females   :   0.5 – 1.1 mg/dL

Glucose

     Birth-5 Days : 40-60 mg/dL

     >5 Days-1 Month : 50 – 80 mg/dL

     >1 Month-12 Years : 60 -100 mg/dL

     >12 Years: 70 – 99 mg/dL

Potassium

     Birth-1 Month : 3.7 – 5.9 mmol/L

     >1 Month-1 Year : 4.1 – 5.3 mmol/L

     >1 Year-12 Years : 3.4 – 4.7 mmol/L

     > 12 Years: 3.5 – 5.1 mmol/L

Sodium     136 - 145 mmol/L

Albumin

     0-1 Year: 2.8-4.4 g/dL
     >1 Year: 3.5 -5.2 g/dL

Phosphorus

     0-11 Days: 3.7-7.7 mg/dL
     11 Days-1 Month: 3.2-77 mg/dL
     1 Month-12 Years: 3.2-7.2 mg/dL
     >12 Years: 2.5-4.5 mg/dL