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Test Code MET METHEMOGLOBIN

Additional Codes

Primary ID

Epic Code

Mayo Access ID

MET

LAB91

FAH5268

 

Specimen Information

Container

Specimen

Temperature

Collect Vol

Submit Vol

Minimum Vol

Stability
Lithium Heparin (Green) Tube Whole Blood

Refrigerate

3 mL 3 mL 0.8 mL 4 hours
Heparinized Syringe Whole Blood Refrigerate 1 mL 1 mL 0.2 mL 4 hours

Green microtainers are not ideal for this assay and should be used when a vacutainer cannot be obtained and will only be accepted from NICU, NUR, B5 and PICU patients

Sodium heparin and lithium heparin are both acceptable. Plasma separator tubes are acceptable.
For samples collected in a syringe remove the needle from syringe and cap sample immediately.

Test Schedule / Analytical Time / Test Priority

Daily / immediately / Available STAT

Method

Co-Oximetry

CPT(s)

Description CPT Code
Methemoglobin 83050

 

Instrumentation

Siemens Rapid Point 500

Reference Range

All ages: <1.5%

Section

Chemistry-1

Performing Location

University of Vermont Medical Center

Is the UVMMC lab NY State Certified to perform this testing?  Yes/No

Yes

LOINC Code Information

Result Code Reporting Name LOINC Code
MET Methemoglobin 2614-6