Test Code CAPBG Capillary Blood Gas
Performing Laboratory
Hunterdon Medical Center Laboratory
Test Includes
pH, pCO2, pO2, O2 saturation, Base Excess, Bicarbonate, Total CO2
Special Instructions
Note: Effective March 1, 2016 specimen must be received on ice. Place specimen in plastic bag and close; then place in a bag of ice. Deliver to the Laboratory immediately after collection.
Specimen Required
Container/Tube: Capillary Tube
Specimen Volume: Full Capillary
Specimen Type
Capillary blood
Specimen Transport Temperature
Ambient
Reject Specimen Due To
Clotted
Quantity Not Sufficient for testing
Day(s) Test Set up
Monday through Sunday
Available STAT
Reference Values
pH; 7.210 -7.387
pCO2: 38.7 – 67.0 mm/Hg
pO2: 29.3 – 52.8 mm/Hg
Bicarbonate: 22.0 – 27.2 mmol/L
Total CO2: Not Defined
Base Excess: -4.8 to 0.0 mmol/L
O2 saturation: Not Defined
Methodology
Visible absorption spectroscopy
CPT Code
82083
Loinc Code
pH: 2745-8
pCO2: 2020-6
pO2: 2703-7
pO2: 2704-5
Base Excess: 1926-5
Bicarbonate: 1961-2
Total CO2: 16551-4,
O2 saturation: 2709-4