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Lab Test Dictionary

Phosphatidylethanol (PEth), Whole Blood, Quantitative (3002598)

Methodology

Quantitative Liquid Chromatography-Tandem Mass Spectrometry


Synonyms

1,2-dioleoyl-sn-glycero-3-phosphoethanol; 1-palmitoyl-2-oleoyl-sn-glycero-3-phosphoethanol

Specimen Type

Whole Blood

Performing Lab

ARUP


Epic ID

Other Reference Test

Lab Test Days

Daily

Standard TAT

1-4 Days


Collection Information

Specimen Required

1-2 mL Whole Blood

Container Type

EDTA (Lavender-Top) Tube

Collection Instructions

Whole blood collected in a lithium heparin (green-top) tube is also acceptable.


Processing Information - Lab Use Only

Transport Temperature

Refrigerated-OK/ Frozen-OK

Specimen Stability

Room Temp: 3 Hours; Refrigerated: 2 Weeks (preferred); Frozen: 1 Month

Rejection Criteria

Gel separator tubes; Plain red, light blue (citrate), or yellow (SPS or ACD solution)

Test Volume Required

2 mL Whole Blood

Minimum Test Volume

1 mL Whole Blood

Processing Instructions

Complete an ARUP requisition and submit with specimen refrigerated. Send with daily Apollo Courier.


CPT Codes

80321 (not genetic)


Revised

5/9/26

Initials

IM