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HelpTest ID MET Methemoglobin and Sulfhemoglobin, Blood
Useful For
Diagnosing methemoglobinemia and sulfhemoglobinemia
Identifying cyanosis due to other causes, such as congenital heart disease
Method Name
Spectrophotometry (SP)
Reporting Name
Methemoglobin and Sulfhemoglobin, BSpecimen Type
Whole Blood EDTASpecimen Required
Specimen must arrive within 72 hours of draw.
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
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
83050-Methemoglobin
83060-Sulfhemoglobin
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| MET | Methemoglobin and Sulfhemoglobin, B | In Process |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 8268 | Methemoglobin, B | 2614-6 |
| 8272 | Sulfhemoglobin, B | 4685-4 |
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| METH | Methemoglobin, B | No | Yes |
| SULF | Sulfhemoglobin, B | No | Yes |
Report Available
Same day/1 to 3 daysNY State Approved
YesForms
If not ordering electronically, complete, print, and send a Benign Hematology Test Request Form (T755) with the specimen.