Test Code METM Methemoglobin and Sulfhemoglobin, Blood
Additional Codes
EPIC: METHEMOGLOBIN AND SULFHEMOGLOBIN [LAB1878]
MAYO: MET
Reporting Name
Methemoglobin and Sulfhemoglobin, BUseful For
Diagnosing methemoglobinemia and sulfhemoglobinemia
Identifying cyanosis due to other causes, such as congenital heart disease
Profile Information
Test ID | Reporting Name | Available Separately | Always Performed |
---|---|---|---|
METH | Methemoglobin, B | No | Yes |
SULF | Sulfhemoglobin, B | No | Yes |
Performing Laboratory
Mayo Clinic Laboratories in RochesterSpecimen 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
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
83050-Methemoglobin
83060-Sulfhemoglobin
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
MET | Methemoglobin and Sulfhemoglobin, B | 98902-0 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
8268 | Methemoglobin, B | 2614-6 |
8272 | Sulfhemoglobin, B | 4685-4 |
Report Available
Same day/1 to 3 daysReject Due To
Gross hemolysis | Reject |
Method Name
Spectrophotometry (SP)
Forms
If not ordering electronically, complete, print, and send a Benign Hematology Test Request Form (T755) with the specimen.