Reference Ranges

Glucose, Fasting

       0-1 day 40-90 mg/dL

      2days-1 mo 60-105

      Adult 65-99

      Pregnant Female 65-94

BUN

       0-15 days <24 mg/dL

       15 days - 1 yr <18 mg/dL

       1-10 yrs 9.0-22.1 mg/dL

       10-19 yrs

             Male 7.3-21.0 mg/dL

             Female 7.3-19.0 mg/dL

       19-50 yrs

             Male 8.9-20.6 mg/dL

             Female 7.0-18.7 mg/dL

       >50 yrs

              Male 8.4-25.7 mg/dL

              Female 9.8-20.1 mg/dL

Creatinine

        M 0.5-1.3 mg/dL

        F 0.4-1.0

Calcium mg/dL

        0-5 days 7.0-12.0

        6-60 days 9.0-10.9

        2 mo-4 yrs 8.8-10.8

        5+ yrs 8.5-10.5

Phosphorus mg/dL

        0-15 days  5.6-10.5

        15 days-1 year 4.8-8.4

        1-5 yrs 4.3-6.8

        5-13 yrs 4.1-5.9

        13-16 yrs

           Male 3.5-6.2

           Female 3.2-5.5

        16-19 yrs 2.9-5.0  

        19 yrs+ 2.5-4.5

Albumin g/dL

        0-4 days 2.9-4.6

        4 days-14 yrs 3.9-5.6

        14-18 yrs 3.3-4.7

        18-60 yrs 3.5-5.0

        60-90 yrs 3.3-4.8

        90 yrs+ 3.0-4.7

Sodium  mmol/L

        0-28 days 133-146

       28 days-2 yrs 139-146

       2-18 yrs 138-145

       18-90 yrs 136-145

       >90 yrs 132-146

Potassium mmol/L

        0-28 days 3.7-5.9

        28 days-2 yrs 4.1-5.3

        2-18 yrs 3.4-4.7

        >18 yrs 3.5-5.1

Chloride mmol/L

           0-10 days 96-110 

           11 days-4 yrs 98-106

           5+ yrs 98-109

C02 mmol/L

            0-30 days 18-25

            30+ days 23-33

Anion Gap 5-16

Estimated Glomerular Filtration Rate Less Than 60 Chronic kidney disease, if found over a 3 month period. LT 15 Kidney failure For African Americans, multiply the calculated GFR by 1.21.