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Phosphatidylethanol (PEth) 
2012130
Ordering Recommendation

Biomarker associated with ethanol consumption; may be helpful in monitoring alcohol abstinence.

Mnemonic
PHOS PHAT
Methodology
Quantitative Liquid Chromatography/Tandem Mass Spectrometry
Performed
Varies
Reported
5-12 days
N/A
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Lavender (EDTA). 
Specimen Preparation
Transport 1 mL whole blood. (Min: 0.5 mL) 
Storage/Transport Temperature
Refrigerated. Also acceptable: Frozen. 
Unacceptable Conditions
 
Remarks
 
Stability
Ambient: Unacceptable; Refrigerated: 2 weeks; Frozen: 6 months 
Reference Interval
By report
Interpretive Data


Note
CPT Code(s)
Components
Component Test Code*Component Chart NameLOINC
2012131Phosphatidylethanol (PEth)74661-0
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • 1,2-dioleoyl-sn-glycero-3-phosphoethanol
  • 1-palmitoyl-2-oleoyl-sn-glycero-3-phosph

Performed at Medtox