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Labcorp Oklahoma, Inc.
Test Directory


Index:

Cannabinoids (THC) Serum or Plasma, Quantitative

Order Name Cannabinoid S/P
Test Number: 6900553
Revision Date 06/08/2023
Test Name Methodology LOINC Code
Cannabinoids (THC) Serum or Plasma, Quantitative
Quant Liquid Chromatography-Tandem Mass Spectrometry 8170-3 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2.0 mL Serum Clot Activator (Red Top, No-Gel) Refrigerated
Instructions Specimen Storage: SUBMISSION/TRANSPORT (<3 days): Room Temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Specimen container: Red-top (no additive) or green-top (heparin) tube. Gel-barrier tubes are NOT recommended.
Specimen collection: Serum or plasma should be separated from cells within two hours of venipuncture. Submit serum or plasma in a plastic transport tube.
Cause for Rejection: Gel-barrier tube
Special Instructions: Testing referred to MedTox Laboratories Inc MX#7008554
 
GENERAL INFORMATION
Expected TAT N/A  
Performing Labcorp Test Code 700855 
Notes Labcorp Test Code: 700855
CPT Code(s) 80349
Lab Section Reference Lab