PHOSPHATIDYLETHANOL (PEth), WHOLE BLOOD

Specimen Required
Draw blood in a lavender EDTA tube. Send 1.0 mL whole blood (0.5 mL minimum) refrigerated.

Alternate Specimen
Blood: Green lithium heparin, gray potassium oxalate

Rejection Criteria
SST, plain red top, light blue sodium citrate, yellow (ACD or SPS)

Methodology
Quantitative Liquid Chromatograpy-Tandem Mass Spectrometry

Stability
Room temperature: Unacceptable; Refrigerated: 2 weeks; Frozen: 1 month

Reference Range
<10 ng/mL

Performed
Sunday-Saturday

Turnaround Time3-6 days
Test CodePETHB
CPT-4 Code (s)
80321 (G0480)
LOINC Codes
Peth 16:0/18.1 (POPEth)   74661-0  
Peth 16:0/18.2 (PLPEth)   Not Available  

Warde
Medical
Laboratory