Gamma-Glutamyltransferase (GGT), Serum

Methodology: Enzymatic Colorimetric

Specimen Requirements: 1 yellow-top SST tube (minimum: 1.0 mL of serum).
Centrifuge SST 30 minutes after draw. Refrigerate specimen after collection.

NOTE: Separate serum and freeze in plastic vial if unable to deliver to lab same day.

Analytical Time: 1 day

Days Set Up: Monday through Sunday

CPT Information:
82977 –