Carboxyhemoglobin COHGB
| Method(s) | Oximetry |
|---|---|
| Specimen Required | |
| Collect | Heparinized whole blood (dark green or light green tube) heparinized syringe if blood gases are also ordered. |
| Transport | 1 mL of whole blood at 2-8ºC. |
| Remarks | Mix the tube several times to avoid clotting. |
| Stability | Refrigerated: 3 days (best if analyzed immediately) |
| Schedule | Daily-24 hours per day |
| Billing Code | 1010120 |
| CPTCode | 82375 |
| Preferred Specimen Collection Device(s) | |
| Reference Interval | |
|
Non-smokers 0-1.5% THB |
|
