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Labcorp Oklahoma, Inc.
Test Directory


Index:

Phosphatidylethanol (PEth)

Order Name P-tidyl-ethanol
Test Number: 6907899
Revision Date 01/04/2023
Test Name Methodology LOINC Code
Phosphatidylethanol (PEth)
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 74661-0 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5 mL) Whole Blood EDTA (Lavender Top) Refrigerated
Instructions Specimen Type: Lavender-top (EDTA) tube or gray-top (sodium fluoride) tube
Specimen Storage: SUBMISSION/TRANSPORT (<3 days): Room Temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Special Instructions: Testing referred to MEDTOX Laboratories Inc MX#2804
 
GENERAL INFORMATION
Expected TAT 5-10 days  
Clinical Use Biomarker associated with ethanol consumption; may be helpful in monitoring alcohol abstinence. 
Performing Labcorp Test Code 791584 
Notes Labcorp Test Code: 791584
CPT Code(s) 80321 (Alt code: G0480)
Lab Section Reference Lab