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Test Code Ethylene Glycol Ethylene Glycol

Important Note

Specimen Processing: Please spin upon receipt and aliquot. Currently this test is being performed at Mayo Labs with their collection criteria. 

Useful For

Detection and quantitation of ethylene glycol in serum.

Patient Preparation

No special patient preparation required

Collection Method

Venous collection

Minimum Volume

1 mL

Container

Red / Additive Free

Preferred Specimen

5 mL Red Top

Acceptable Specimens

  • Red Top

Reference or Target Ranges

Cutoff: 20 mg/dL

Reportable Units

ng/mL

Critical Value

≥20 mg/dL

Reasons for Rejection

Hemolysis Threshold Reject
Icterus Threshold Reject
Lipemia Threshold Reject
Other QNS, contaminated, improperly labeled, improper specimen type, specimen spun

 

 

Specimen Stability

Ambient 14 days
Refrigerated (4°C to 8°C) 14 days
Frozen(-40°C to 0°C) 28 days

 

 

Performance Information

Days and Time Performed Monday - Sunday 7:30AM - 2:00PM. Specimen must be received no later than 2:00PM for same day analysis.
Expected Turn Around Time 5 hours  
Stat Availability No  
Weekends and Holidays 7:30AM - 2:00PM. Specimen must be received no later than 2:00PM for same day analysis.
Performing Bench Toxicology  
Methodology/Method Description GC-FID – Gas Chromatography-Flame Ionization Detection  

 

 

Additional Information/Important Notes

Patients <20 mg/dL reported as negative. If volatile alcohol screen is needed in addition, order “Alc Scr w Ethyl Gly”

 

CPT Codes

82693