Gamma-Glutamyltransferase
GGT
TEST CODE
300642
CPT
82977
Expected
Turnaround Time
Turnaround Time
Within 1 Day
Patient Preparation
-
Lab Charge
$18.00
Specimen Requirements
Specimen
Serum
Volume
1.0 mL / 0.5 mL minimum
Container
SST (preferred) or Red Top Tube
Preparation
Draw blood in gel-barrier tube and centrifuge. If red top is used, remove the serum and place in a transport tube. Label the transport tube with patient identifiers and specimen type.
Stability
Refrigerated, 30 Days
Storage Instructions
Refrigerated
Test Details
Methodology
Rejection Criteria
Received after 30 days refrigerated.
Serum not separated from cells.
Sample hemolyzed.
Grossly lipemic samples.
Improper labeling.
Incorrect collection container.
Test Components
Test Code
Test Name
LOINC
300642
Gamma-Glutamyltransferase
2324-2
