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Carbon Dioxide : 310
Test CodeCO2AU or 310
Alias/See Also
CO2 Content, Bicarbonate, HCO3
CPT Codes
82374
Instructions
Do not open tube.
Transport Container
Preferred Specimen
1 full unopened spun gel barrier tube
Alternative Specimens
Plasma collected in: Sodium heparin (green-top) tube or lithium heparin (green-top) tube
Minimum Volume
0.5 mL
1 full unopened spun gel barrier tube
Alternative Specimens
Plasma collected in: Sodium heparin (green-top) tube or lithium heparin (green-top) tube
Minimum Volume
0.5 mL
Transport Temperature
Room temperature.
Specimen Stability
Room temperature: 72 hours; Refrigerated: 72 hours; Frozen: 31 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Anticoagulants other than heparin or Red-top tube (no gel)
Methodology
Spectrophotometry
Setup Schedule
Sunday - Saturday
Report Available
1 day
Reference Range
Carbon Dioxide 20-32 mmol/L
Carbon Dioxide (High Altitude) 18-30 mmol/L
Clinical Significance
Measurements are used in the diagnosis and treatment of numerous potentially serious disorders associated with changes in body acid-base balance.
Performing Laboratory
med fusion
