Test Overview
Method
Co-oximetry
Result Included
Methaemoglobin
Aliases/Synonyms
MetHb; Methemoglobin
Specimen
Specimen Type
Whole Blood (Heparin)Containers
Collection Containers
Green Top (Heparin)
Volume
Sample Volume
2 mL
Collection & Handling
Handling Information
Cool on ice immediately after collection. Do not freeze and do not centrifuge. Store and send cold.
Stability
| Refrigerated | Frozen |
|---|---|
| 7 days | Unacceptable |
Rejection Criteria
| Criteria | Specification |
|---|---|
| Specimen | Collected with EDTA or frozen |
| Hemolysis | Gross |
Performance & Interpretation
Turnaround Time
1 Day
Results
Name
Units
Reference Range
Conversion
-
MethaemoglobinFraction of Total Hb< 0.015% x 0.0100
Referral Location
Canada
Interface & Setup
HL7 Interface Codes
| Order Code | Result Name | Result Codes | Units |
|---|---|---|---|
| MEHB | Methaemoglobin | 62913 | % |
Test Version
Last Updated
2023-10-27