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Test Code LAB91 Methemoglobin

Synonym

  • MTHGB

Specimen Required

Clinical Lab UH:

Preferred Container/Tube: Green (Sodium heparin) Top Tube
Acceptable Container/Tube: Mint Green Top, Dry Lithium Heparin Syringe
Specimen Volume: 3 mL Green/Mint Green tube, Full Syringe
Specimen Minimum Volume: 1 mL Green/Mint Green tube, Full Syringe

 

Clinical Lab West Campus:
Preferred Container/Tube: Dry Lithium Heparin Syringe
Acceptable Container/Tube: Dry Lithium Heparin Syringe
Specimen Volume: Full Syringe
Specimen Minimum Volume: Full Syringe

Specimen Stability Information

Ambient: 30 minutes

Rejected Due To

  • Unacceptable container type
  • Quantity not sufficient
  • Clotted specimens
  • Received >30 minutes from collection time

Reference Values

≤1.5 %

Method Description

Co-oximetry; MetHb% = 100 x (MetHb/THb) %

Performing Lab

Clinical Lab UH
Clinical Lab West Campus

Day(s) Performed

Monday through Sunday

Reporting Name

Methemoglobin

CPT Code Information

83050

LOINC Code Information

2614-6