Carboxyhemoglobin

Alphabetical Test listing

Test name:

Carboxyhemoglobin

Test number:

Excellian order number:

82375.0

Abbreviation:

Alternate names:

CO
COHb
Carboxy-Hemoglobin
Carbon Monoxide

Specimen type:

Sodium heparin (Na hep) whole blood

Collection container:

Volume:

2.0 mL

Collection instructions:

Immediately following collection, mix sample thoroughly by gently inverting 8 - 10 times to prevent clotting

Transport container:

Dk green Sodium heparin (Na hep), no gel, unspun and unopened

Alternate collection container:

Blood gas syringe

Transport and stability:

Refrigerated - 7 days

Ambient - 24 hours

Reason for rejection:

Samples that have been spun
Collection tubes that have been opened
Improper labels (unlabeled or mislabeled)
Hemolysis (some procedures)
Improper anticoagulant or ratio
- Li heparin PST tubes are not acceptable
- EDTA whole blood is not acceptable
Delay in transport
Improper storage temperature affecting results
Improper container
Leaking container resulting in compromised specimen
Quantity not sufficient (QNS)

Performing lab:

AHL - Chemistry: C

Days set up:

Daily

TAT:

1 day

Method:

Ion Selective Electrodes

Reference ranges:

0.5 - 1.5% (non-smoker)

Results that require action (critical):

> 20%

CPT codes:

82375

Date created:

11/30/2001

Revised date:

02/12/2020

Review date:

11/09/2021