Test Code CO Carbon Monoxide
Performing Laboratory
| Memorial Hospital Laboratory- Automated Procedures | 304-388-5953 |
| General Hospital Laboratory | 304-388-6244 |
| Plateau Medical Center Laboratory | 304-469-8621 |
Specimen Requirements
Whole Blood-Green Top (Lithium Heparin) Vacutainer or Heparinized Syringe
Avoid exposure of specimen to atmosphere
Send specimen in an ice water slurry.
Specimen Rejection
- Improperly labeled, collected, stored, and transported
- Quantity not sufficient
- Clotted
Storage and Stability
| Room Temperature | 30 minutes |
| Ice Slurry | Up to 2 hours |
Reference Values
| Non-smokers | 1.0-3.0% |
| Smokers | 1.2-10.0% |
| Critical value | ≥20.0% |
Methodology
Spectrophotometry
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
82375