Ethylene Glycol

Test Code

ETHGLY

Quest Code

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

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

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: October 30, 2023

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.