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Carbamazepine, Free

Message
Immediate Specimen Processing: Centrifuge specimen before transporting transfer serum to a plastic screw-cap tube prior to transportation. Ambulatory Transport Temperature to Inova Central Lab: AmbientSpecimen Stability: 14 days


Test Code
LAB22 CRBFR


Alias/See Also
CRBFR


CPT Codes
80157

Includes
@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@


Instructions
Preferred Volume: 2 mL serum/plasmaMinimum Volume: 1.2 mL serum/plasma Transport Temperature: Ambient Stability: Ambient: 14 days Refrigerated : 14 days Frozen: 10 months Causes for Rejection: Serum separator tubes Performing Lab: Quest Chantilly


Report Available
4-Days


Clinical Significance
1230171401



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.