Sign in →

Test Code MET Methemoglobin and Sulfhemoglobin, Blood

Reporting Name

Methemoglobin and Sulfhemoglobin, B

Useful 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 Rochester

Specimen Type

Whole Blood EDTA


Specimen 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) and Time(s) Performed

Monday through Saturday; Continuously

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.

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

Method Name

Spectrophotometry (SP)

Forms

If not ordering electronically, complete, print, and send a Benign Hematology Test Request Form (T755) with the specimen.