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gamma-Glutamyl Transferase (GGT)

Mint Green Plasma Separator Tube

Tube Type

Reference Ranges: GGT

Test ID   LAB85
EPIC Order
CPT Code(s)   82977
Group/Individual Test   Individual
Laboratory   Core Laboratory
Tube Station   Routine 30; STAT 888
Specimen Routine: 1 mL blood/Li Heparin plasma separator tube/Mint Green top. Also acceptable serum (Gold SST / Red Top Tube)
  micro: 200 µL blood/mint green top bullet/gold top/red top
Unspun, room temperature: <6 hours
Spun/Separated, room temperature: <7 days
Spun/Separated, refrigerator: <7 days
Spun/Separated, frozen: <2 months
Availability 24 hrs/day
Turnaround Time   STAT 1 hr., Routine 2 hrs.
Reference Range  
Male <73 U/L
Female <38 U/L
Reference Ranges effective 7/13/2021

Reviewed by Christopher Parker on July 13, 2021

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514