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Test Code CO2 Carbon Dioxide (Bicarbonate)

Important Note

Protect specimen from air exposure-do not uncap before analysis

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