Search Units
Alkaline phosphatase
Specimen: Serum
Conversion Factor: 1
US Range:30-120 IU/L
SI Range: 0.5-2.0 U/L
Alanine aminotransferase (ALT)
Specimen: Serum
Conversion Factor: 1
US Range:10-40 IU/L
SI Range: 0.17-0.68 U/L
Albumin
Specimen: Serum
Conversion Factor: 10
US Range:3.5-5.0 g/dL
SI Range: 35-50 g/L
Ammonia (as nitrogen)
Specimen: Serum, Plasma
Conversion Factor: 0.5872
US Range:15-45 mcg/dL
SI Range: 11-32 µmol/L
Amylase
Specimen: Serum
Conversion Factor: 1.85
US Range:27-131 Somogyi units
SI Range: 0.46-2.23 U/L
Aspartate aminotransferase (AST)
Specimen: Serum
Conversion Factor: 1
US Range:10-30 U/L
SI Range: 0.17-0.51 U/L
Bilirubin, total
Specimen: Serum
Conversion Factor: 17.104
US Range:0.3-1.2 mg/dL
SI Range: 5.0-21.0 µmol/L
Bilirubin, direct (conjugated)
Specimen: Serum
Conversion Factor: 17.104
US Range:0.1-0.3 mg/dL
SI Range: 1.7-5.1 µmol/L
Calcium, ionized
Specimen: Serum
Conversion Factor: 0.25
US Range:4.60-5.08 mg/dL
SI Range: 1.15-1.27 mmol/L
Calcium, total
Specimen: Serum
Conversion Factor: 0.25
US Range:8.2-10.2 mg/dL
SI Range: 2.05-2.55 mmol/L
Carbon dioxide (total)
Specimen: Serum, Plasma
Conversion Factor: 1
US Range:22-28 mEq/L
SI Range: 22-28 mmol/L
Chloride
Specimen: Serum, Plasma
Conversion Factor: 1
US Range:96-106 mEq/L
SI Range: 96-106 mmol/L
Cholesterol (total)
Specimen: Serum, Plasma
Conversion Factor: 0.0259
US Range:<200 mg/dL
SI Range: <5.18 mmol/L
Copper
Specimen: Serum
Conversion Factor: 0.157
US Range:70-140 µg/dL
SI Range: 44866 µmol/L
Cortisol
Specimen: Serum, Plasma
Conversion Factor: 27.588
US Range:5-25 mcg/dL
SI Range: 140-690 nmol/L
Creatine kinase (CK)
Specimen: Serum
Conversion Factor: 1
US Range:40-150 IU/L
SI Range: 0.67-2.5 U/L
Creatinine
Specimen: Serum, Plasma
Conversion Factor: 88.4
US Range:0.5-1.2 mg/dL
SI Range: 53-106 µmol/L
Fibrinogen
Specimen: Plasma
Conversion Factor: 0.0294
US Range:200-400 mg/dL
SI Range: 5.8-11.8 µmol/L
Glucose
Specimen: Serum
Conversion Factor: 0.0555
US Range:70-110 mg/dL
SI Range: 3.9-6.1 mmol/L
Iron
Specimen: Serum
Conversion Factor: 0.179
US Range:60-150 µg/dL
SI Range: 10.7-26.9 µmol/L
Iron-binding capacity
Specimen: Serum
Conversion Factor: 0.179
US Range:250-450 µg/dL
SI Range: 44.8-80.6 µmol/L
Lipase
Specimen: Serum
Conversion Factor: 1
US Range:31-186 IU/L
SI Range: 0.5-3.2 U/L
Phosphorus (inorganic)
Specimen: Serum
Conversion Factor: 0.323
US Range:2.3-4.7 mg/dL
SI Range: 0.74-1.52 mmol/L
Potassium
Specimen: Serum
Conversion Factor: 1
US Range:3.5-5.0 mEq/L
SI Range: 3.5-5.0 mmol/L
Protein (total)
Specimen: Serum
Conversion Factor: 10
US Range:5.4-8.0 g/dL
SI Range: 54-80 g/L
Prothrombin time (PT)
Specimen: Plasma
Conversion Factor: 1
US Range:10-13 s
SI Range: 10-13 undefined
Partial thromboplastin time (PTT)
Specimen: Whole blood
Conversion Factor: 1
US Range:25-40 s
SI Range: 25-40 s
Sodium
Specimen: Serum
Conversion Factor: 1
US Range:136-142 mEq/L
SI Range: 136-142 mmol/L
Triglycerides
Specimen: Serum
Conversion Factor: 0.0113
US Range:<160 mcg/dL
SI Range: 1.8 mmol/L
Triiodothyronine, total (T<sub>3</sub>)
Specimen: Serum
Conversion Factor: 15.6
US Range:60-180 mcg/dL
SI Range: 0.92-2.76 nmol/L
Thyroxine, free (FT <sub>4</sub> )
Specimen: Serum
Conversion Factor: 12.871
US Range:0.9-2.3 ng/dL
SI Range: 12-30 pmol/L
Thyroxine, total (T <sub>4</sub> )
Specimen: Serum
Conversion Factor: 12.871
US Range:5.5-12.5 mcg/dL
SI Range: 71-160 nmol/L
Urea nitrogen
Specimen: Serum
Conversion Factor: 0.357
US Range:8-23 mg/dL
SI Range: 2.9-8.2 mmol/L
Uric acid
Specimen: Serum
Conversion Factor: 0.0595
US Range:4.0-8.0 mg/dL
SI Range: 240-480 mmol/L
Urine protein/creatinine ratio
Specimen: Serum
Conversion Factor: 0.113
US Range: g/g
SI Range: g/mml