Medtox
Synonyms
Carboxyhemoglobin, blood; CO, blood
Test Includes
Carboxyhemoglobin
Special Instructions
5 - 7 days
Specimen Requirements
Specimen
Whole blood
Volume
7 mL
Minimum Volume
0.6 mL
Container
Lavender-top (EDTA) tube or green-top (heparin) tube
Collection
Submit original, full, unopened tube. Do not remove cap.
Storage Instructions
Refrigerate immediately after collection
Causes for Rejection
Clotted specimen
Test Details
Use
Evaluate carbon monoxide poisoning
Methodology
Co-oximetry
Reference Interval
0.0 - 1.9 %