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Labcorp Oklahoma, Inc.
Test Directory


Index:

Opiates, Unconjugated Expanded

Order Name Opiates, Unconj Exp
Test Number: 4312131
Revision Date 12/12/2022
Test Name Methodology LOINC Code
Opiates, Unconjugated Expanded
Liquid Chromatography/Mass Spectroscopy  
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 10 mL (2 mL) Serum Clot Activator (Red Top, No-Gel) Refrigerated
Instructions Specimen Type: Red-top tube or green-top (heparin) tube
Specimen Storage: SUBMISSION/TRANSPORT (<3 days): Room Temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Specimen Collection: Serum or plasma should be separated from cells within two hours of venipuncture. Send serum or plasma in a plastic transport tube.
Special Instructions: Testing referred to MedTox Laboratories Inc MX TC#45006
GENERAL INFORMATION
Expected TAT 7 - 14 days  
Performing Labcorp Test Code 790554 
Notes Labcorp Test Code: 790554
CPT Code(s) 80365, 80361, 80356
Lab Section Reference Lab