Test Code MHGB.1 METHEMOGLOBIN
Methodology
Multiple Wavelength Spectrophotometry
Useful for diagnosing methemoglobinemia, or identifying cyanosis due to other causes, such as congenital heart disease.
Specimen Requirements
DO NOT SPIN
Specimen must arrive within 8 hours of draw.
Container/Tube: Green-top (lithium heparin) tube(s)
Specimen Volume: 1.5 mL (minimum volume: 1 mL) of whole blood
Collection Instructions: Keep specimen tightly capped (do not remove stopper).
Day(s) Test Set Up
Monday through Sunday
Reference Values
0.4%-1.5%
Performing Laboratory
Logan Health Medical Center-Chemistry
Test Classification and CPT Coding
83050
Specimen Transport Temperature
Refrigerate