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Ethylene Glycol, Urine [11331X]
Test Code1387
CPT Codes
82693
Preferred Specimen
10 mL urine submitted in a sterile, leak-proof urine container
Minimum Volume
1 mL
Transport Temperature
Refrigerated (cold-packs)
Specimen Stability
Room temperature: Unacceptable
Refrigerated: 14 days
Frozen: Unacceptable
Refrigerated: 14 days
Frozen: Unacceptable
Methodology
Gas Chromatography (GC)
Setup Schedule
Set up: Daily a.m.; Report available: Same day
Reference Range
<10 mcg/mL
Clinical Significance
Ethylene glycol (present in antifreeze) may be ingested accidentally or for purpose of suicide. It is relatively non-toxic but metabolizes to toxic oxalic acid and glycolic acids. Toxicity is manifested as neurological abnormalities, severe metabolic acidosis, acute renal failure and cardiopulmonary failure.