Test Code MEHGB Methemoglobin, Blood
Performing Laboratory
MaineGeneral Medical Center
Specimen Requirements
Specimen must arrive within 30 minutes of draw.
Draw blood in a green-top (lithium heparin) tube. Label specimen with patient’s name (first and last), date of birth, date and time of draw and phlebotomist’s initials.
Day(s) Test Performed
Monday - Sunday
Test Classification and CPT Coding
83050
Methodology
Co-Oximeter/Polychromatic Spectrophotometry (SP)
Includes carboxyhemoglobin.
Reference Values
0-2.0%