Test Code CO2 Carbon Dioxide (Bicarbonate)
Performing Laboratory
Memorial Hospital Laboratory- Automated Procedures | 304-388-5953 |
General Hospital Laboratory | 304-388-6244 |
Women and Children's Hospital Laboratory | 304-388-2385 |
Teays Valley Hospital Laboratory | 304-757-1770 |
Cancer Center Laboratory | 304-388-8317 |
Plateau Medical Center Laboratory | 304-469-8621 |
Greenbrier Valley Hospital | 304-647-6060 |
Specimen Requirements
Plasma- Mint Green, Dark Green Lithium Heparin or Serum- SST gold top, red top
Allow SST or red top to completely clot
Spin and physically separate plasma/serum from contact with cells as soon as possible
4 mL of plasma/serum (minimum 2 mL)
Specimen Rejection
- Improperly labeled, collected, stored, and transported
- Quantity not sufficient
- Hemolyzed
Storage and Stability
Stable 20-25o C for 24 hours
Reference Values
>18 yrs | 21-32 mmol/L |
>10-18 yrs | 21-29 mmol/L |
>2-10 yrs | 18-29 mmo/L |
>1 month-2 yrs | 18-28 mmol/L |
0- 1 month | 18-25 mmol/L |
Critical Value
All ages | < 10 and > 40 mmol/L |
Methodology
Photometric Assay | Memorial, General, Women and Children's, Teays, Cancer Center, Plateau |
Enzymatic End Point | Greenbrier |
Days Test Set Up and Turnaround
Monday through Sunday, Continuously
AM Collection | Expected by 9AM same day |
Routine | Expected within 24 hrs |
Stat | Expected within 1 hr |
Timed | Expected results are test dependant |
CPT Coding
82374