Gamma Glutamyl Transferase
Icon & Photos
Mint Green Top (Lithium Heparin Gel)
Specimen Requirements
Preferred:
Container/Tube: Mint Green Top (Lithium Heparin Gel)
Minimum Volume: 1.0 mL
Collection Instructions: Centrifuge within 2 hours
Also Acceptable:
Container/Tube: Gold Top (SST-Gel)
Specimen Stability
Ambient: 8 hours
Refrigerate: 48 hours
Frozen: aliquot for longer storage
Reference Range
BVH Lab: 7-50 IU/L
Methodology
Szasz
CPT
82977
Test Alias
GGT