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Ethylene Glycol
MessageTime sensitive test. Ordering facility must call Quest for a stat courier. Send to Quest Diagnostics in Wood Dale, IL
Test Code
EGLYC
Alias/See Also
801
CPT Codes
82693
Preferred Specimen
2 mL whole blood collected in a fluoride/oxalate (grey-top) tube
Minimum Volume
0.5 mL
Other Acceptable Specimens
Whole blood or Plasma collected in: EDTA (lavender-top) tube, or sodium or lithium (green-top) tube • Serum collected in a red-top tube (no gel)
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 72 hours
Refrigerated: 5 days
Frozen: Unacceptable
Refrigerated: 5 days
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Serum separator tube (SST)
Methodology
Chromatography
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Monday-Sunday Morning Report available: Next Day after receipt at the performing laboratory. Add two (2) days for transport.
Reference Range
None detected
Clinical Significance
Ethylene glycol (present in antifreeze) may be ingested accidentally or for purpose of suicide. It is relatively nontoxic, but metabolizes to toxic oxalic acid and glycolic acids. Toxicity is manifested as neurological abnormalities, severe metabolic acidosis, acute renal failure, and cardiopulmonary failure.
Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153
Last Updated: June 5, 2023