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GGT

Message
Collect a full tube, following standard venipuncture techniques.


Test Code
LAB2298 GGT


Alias/See Also
GGT


CPT Codes
82977

Instructions
Processing Instructions (Lab use only): Centrifuge and separate cells after clot formation and within 1 hour of collection. Minimum Testing Volume: 0.25 mL Serum or Plasma Transport Temperature: Refrigerated Stability: Ambient: 7 daysRefrigerated : 7 daysFrozen: 3 months Avoid multiple freeze/thaw cycles.Causes for Rejection: Unlabeled, mislabeled, wrong tube type, QNS, hemolyzed.


Clinical Significance
1230130184



Last Updated: May 18, 2026


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.