PETH
Phosphatidylethanol (PEth)
EPIC Test Procedure Code: LAB5734
Performing Lab:
Referral Laboratory
Container Type:
Lavender-top (EDTA) tube
Specimen Type:
Whole Blood
Preferred Volume:
1.0 mL
Minimum Volume:
0.5 mL
Collection Procedure:
1. Do not centrifuge.
2. Send whole blood specimen in original tube. Do not aliquot.
Specimen Processing:
Do not aliquot. Freeze original tube!
Store and Transport:
Frozen
Stability:
Refrigerated - 7 days
Frozen - 21 days
CPT Codes:
80321 - Phosphatidylethanol (PETH) (EAP 30122405)
(G0480 if appropriate)
Method:
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Reference Ranges:
Clinical Significance:
Measure blood levels of phosphatidylethanol, an alcohol-specific biomarker.
Reflex Test :