Test Code GGT Gamma-Glutamyltranspeptidase (GGT), Plasma
Performing Laboratory
NRL-Chemistry
Methodology
Enzymatic Rate
Specimen Requirements
Specimen Type: Plasma
Container/Tube: Light-green top (lithium heparin)
Specimen Volume: 2 mL
Reference Values
Males
≥12yrs: 5-50 U/L
1yr-12yrs: 7-35 U/L
3mo-1yr: 5-115 U/L
0-3mo: 70-300 U/L
Females
≥12yrs: 5-35 U/L
1yr-12yrs: 7-35 U/L
3mo-1yr: 5-115 U/L
0-3mo: 70-300 U/L
Day(s) Test Set Up
Monday through Sunday
Turnaround Time:
STAT-45 minutes
Routine-shift
Specimen Transport Temperature
Refrigerate
Test Classification and CPT Coding
82977