Paediatric Normal Lab Values


Reference Sample Range
Alkaline phosphatase (< 1 year) Plasma 30-250 IU/l
Alkaline phosphatase (< 1 year) Plasma 30-250 IU/l
Alkaline phosphatase (1-14 years) Plasma 150-570 IU/l
Alkaline phosphatase (> 14 years) Plasma 80-250 IU/l
Ammonia (newborn) Plasma 64-107 umol/l
Ammonia (0-2 weeks) Plasma 56-92 umol/l
Ammonia (>1 month) Plasma 21-50 umol/l
Aspartate aminotransferase (1-3 years) Plasma 20-60 IU/l
Aspartate aminotransferase (4-6 years) Plasma 15-50 IU/l
Bicarbonate (infants) Plasma 18-22 mmol/l
Bicarbonate (older children) Plasma 20-26 mmol/l
Bilirubin (first week of life) Plasma 100-200 umol/(total)
Bilirubin (after first week of life) Plasma 2-14 umol/l(total)
Bilirubin (throughout childhood) Plasma 0-0.4 umol/l(direct)
Calcium (1-3 weeks) Plasma 1.9-2.85 mmol/l
Calcium (> 3 weeks) Plasma 2.12-2.65 mmol/l
Beta-Carotene (<1 year) Plasma 1.3-6.3 umol/l
Beta-Carotene (3.5 years onwards) Serum 1.9-2.8 umol/l
Creatinine (cord blood) Plasma 57-100 umol/l
Creatinine (2 weeks- 6years) Plasma 33-61 umol/l
Creatinine (6 years- 10 years) Plasma 39-70 umol/l
Creatinine (>12 years) Plasma 49-81 umol/l
Creatinine clearance (3-13 years) Plasma 94-142 ml/min per 1.73m^2
Creatine kinase (neonates) Plasma 75-400 U/l
Creatine kinase (infants 3-12 months) Plasma 10-145 U/l
Creatine kinase (children 1-15 years) Plasma 15-130 U/l
Gamma-glutamyl transferase (0-1 months) Plasma 12-271 U/l
Gamma-glutamyl transferase (1-2 months) Plasma 9-159 U/l
Gamma-glutamyl transferase (2-4 months) Plasma 7-98 U/l
Gamma-glutamyl transferase (4-7 months) Plasma 5-45 U/l
Gamma-glutamyl transferase (7-12 months) Plasma 4-27 U/l
Gamma-glutamyl transferase (1-15 years) Plasma 3-30 U/l
Glucose (fasting, cord) Serum 2.5-5.3 mmol/l
Glucose (fasting, premature/low birth wt) Serum 1.1-3.3 mmol/l
Glucose (fasting, neonates) Serum 1.67- 3.3 mmol/l
Glucose (fasting, 1 day) Serum 2.2-3.3 mmol/l
Glucose (fasting, 1-7 days) Serum 2.8-4.6 mmol/l
Glucose (fasting, >7 days) Serum 3.3-5.5 mmol/l
Total protein (first month) Plasma 51 g/l (mean)
Total protein (first year) Plasma 61 g/l (mean)
Total protein (1-6 years) Plasma 61-78 g/l
Total protein (7-16 years) Plasma 66-82 g/l
Immunoglobulins (IgG, cord) Serum 5.2-18.0 g/l
Immunoglobulins (IgG, 0-2 weeks) Serum 5.0-17.0 g/l
Immunoglobulins (IgG, 2-6 weeks) Serum 3.9 - 13.0 g/l
Immunoglobulins (IgG, 6-12 weeks) Serum 2.1-7.7 g/l
Immunoglobulins (IgG, 3-6 months) Serum 2.4-8.8 g/l
Immunoglobulins (IgG, 6-9 months) Serum 3.0-9.0 g/l
Immunoglobulins (IgG, 9-12 months) Serum 3.0-10.9 g/l
Immunoglobulins (IgG, 1-2 years) Serum 3.1-13.8 g/l
Immunoglobulins (IgG, 2-3 years) Serum 3.7-15.8 g/l
Immunoglobulins (IgG, 3-6 years) Serum 4.9-16.1 g/l
Immunoglobulins (IgG, 6-9 years) Serum 5.4-16.1 g/l
Immunoglobulins (IgG, 9-12 years) Serum 5.4-16.1 g/l
Immunoglobulins (IgG, 12-15 years) Serum 5.4-16.1 g/l
Immunoglobulins (IgA, cord) Serum 0.00-0.02 g/l
Immunoglobulins (IgA, 0-2 weeks) Serum 0.01-0.08 g/l
Immunoglobulins (IgA, 2-6 weeks) Serum 0.02-0.15 g/l
Immunoglobulins (IgA, 6-12 weeks) Serum 0.05-0.4 g/l
Immunoglobulins (IgA, 3-6 months) Serum 0.1-0.5 g/l
Immunoglobulins (IgA, 6-9 months) Serum 0.15-0.7 g/l
Immunoglobulins (IgA, 1-2 years) Serum 0.3 - 1.2 g/l
Immunoglobulins (IgA, 2-3 years) Serum 0.3-1.3 g/l
Immunoglobulins (IgA, 3-6 years) Serum 0.4-2.0 g/l
Immunoglobulins (IgA, 6-9 years) Serum 0.5-2.4 g/l
Immunoglobulins (IgA, 9-12 years) Serum 0.8-2.8 g/l
Immunoglobulins (IgA, 12-15 years) Serum 0.8-2.8 g/l
Immunoglobulins (IgM, cord) Serum 0.02-0.2 g/l
Immunoglobulins (IgM, 0-2 weeks) Serum 0.05-0.2 g/l
Immunoglobulins (IgM, 2-6 weeks) Serum 0.08-0.4 g/l
Immunoglobulins (IgM, 6-12 weeks) Serum 0.15-0.79 g/l
Immunoglobulins (IgM, 3-6 months) Serum 0.20-1.0 g/l
Immunoglobulins (IgM, 6-9 months) Serum 0.40-1.6 g/l
Immunoglobulins (IgM, 9-12 months) Serum 0.60-2.1 g/l
Immunoglobulins (IgM, 1-2 years) Serum 0.50-2.2 g/l
Immunoglobulins (IgM, 2-3 years) Serum 0.50-2.2 g/l
Immunoglobulins (IgA, 3-6 years) Serum 0.50-2.0 g/l
Immunoglobulins (IgM, 6-9 years) Serum 0.50-1.8 g/l
Immunoglobulins (IgM, 9-12 years) Serum 0.50-1.9 g/l
Immunoglobulins (IgM, 12-15 years) Serum 0.50-1.9 g/l
Lactate Plasma (venous) 0.5-2.2 mmol/l
Lactate Plasma (arterial) 0.5-1.6 mmol/l
Lactate Whole blood 0.5-1.7 mmol/l
Phosphate (inorganic, newborn) Plasma 1.20-2.78 mmol/l
Phosphate (inorganic, young children) Plasma 1.29-1.78 mmol/l
Phosphate (inorganic, girl 15 years) Plasma 0.9-1.38 mmol/l
Phosphate (inorganic, boys 17 years) Plasma 0.83-1.49 mmol/l
Potassium (newborn) Plasma up to 6.6 mmol/l
Potassium (>1 month- 6 years) Plasma 4.1-5.6 mmol/l
Potassium (boys 7-16 years) Plasma 3.3-4.7 mmol/l
Potassium (girls 7-16 years) Plasma 3.4-4.5 mmol/l
Sweat sodium Plasma 10-40 mmol/l
Sweat chloride Plasma 0-50 mmol/l
Thyroid Stimulating Hormone(outside neonatal period) Serum 0.5-5.0 mU/l
Uric acid (childhood) Plasma 0.06-0.24 mmol/l
Uric acid (boys 16 years) Plasma 0.23-0.46 mmol/l
Uric acid (girls 16 years) Plasma 0.19-0.36 mmol/l