Phosphatidylethanol

Message

Sendout, Mayo test code: PETH

Test Code

LAB5211144

Alias/See Also

1-Palmitoyl-2-linoleoyl-sn-glycero-3-phosphoethanol (PLPEth)
1-Palmitoyl-2-oleoyl-sn-glycero-3-phosphoethanol (POPEth)
PETH

CPT Codes
80321, G0480 (if appropriate)

Preferred Specimen

1 mL whole blood in a lavender EDTA tube

Minimum Volume

0.5 mL

Other Acceptable Specimens

Pink EDTA tube

Instructions

1. Do not use alcohol to clean arm. Use alternatives such as Betadine to cleanse arm before collecting any specimen.
2. Do not centrifuge.
3. Send whole blood specimen in original tube. Do not aliquot.

Transport Container

Original container

Transport Temperature

Frozen

Specimen Stability

Frozen (preferred): 28 days
Refrigerated: 14 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Gross lipemia: OK
Gross icterus: OK

Methodology
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)

FDA Status
Approved

Setup Schedule

Monday through Sunday

Report Available

2-5 days

Reference Range

Included with report

Clinical Significance

Verifying abstinence or use of ethanol especially in liver transplant candidates/patients

Performing Laboratory
Mayo Clinic Laboratories, Rochester, Minnesota

Additional Information
Phosphatidylethanol Confirmation, Blood

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.