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HelpTest Code MET Methemoglobin and Sulfhemoglobin, Blood
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Whole Blood EDTAShipping Instructions
Specimen must arrive within 72 hours of collection.
Necessary Information
Patient's age is required.
Specimen Required
Container/Tube: Lavender top (EDTA)
Specimen Volume: Full tube
Additional Information: Patient's age is required.
Specimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Whole Blood EDTA | Refrigerated | 72 hours |
Reference Values
METHEMOGLOBIN
0-11 months: Not established
≥1 year: 0.0-1.5% of total hemoglobin
SULFHEMOGLOBIN
0-11 months: Not established
≥1 year: 0.0-0.4% of total hemoglobin
Day(s) Performed
Monday through Saturday
CPT Code Information
83050-Methemoglobin
83060-Sulfhemoglobin
Report Available
Same day/1 to 3 daysSpecimen Retention Time
7 daysReject Due To
| Gross hemolysis | Reject |