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26184 Ethylene Glycol, Serum (ETGL)

Ethylene Glycol, Serum (ETGL)
Test Code: ETGLSO
Useful For

​Confirming and monitoring ethylene glycol toxicity

Specimen Requirements
Specimen TypePreferred Container/TubeAcceptable Container/TubeSpecimen VolumeSpecimen Minimum Volume
(allows for 1 repeat)		Pediatric Minimum Volume
(no repeat)
​Serum​Red Top Tube (RTT)​Plastic Vial​2.0 mL​0.3 mL​
Collection Processing Instructions

​1. Centrifuge and remove serum from red blood cells within 2 hours of draw.

2. Aliquot serum to submission container.

Please follow the STAT Ethylene Glycol and Volatiles Testing procedure in DCS for handling and transportation of the sample(s) to Mayo Clinic Laboratories.

*This test is only valid to be ordered from MCHS hospital location/branches and St. Clare's Hospital which includes the following branches:  MMC Marshfield, MMC Eau Claire, Flambeau Hospital, MMC Ladysmith, MMC Rice Lake (Lakeview), MMC Neillsville and St. Clare's Hospital. 

Specimen Stability Information
Specimen TypeTemperatureTime
​Serum ​ ​​Refrigerated (preferred)​14 days
​Ambient​14 days
​Frozen​14 days
Rejection Criteria
Gross Hemolysis
​Gross Lipemia
​Gross Icterus
Interference

​Propionic acid produced in the rare inborn error of metabolism methylmalonic acidemia may be confused with ethylene glycol in the gas chromatographic assay.

Performing Laboratory Information
Performing LocationDay(s) Test PerformedAnalytical TimeMethodology/Instrumentation
​Mayo Clinic Laboratories​Monday through Sunday; Varies​1 day​Gas Chromatography-Flame Ionization Detection (GC-FID)
Reference Lab
Mayo Clinic Laboratories
Reference Range Information
Performing LocationReference Range
​Mayo Clinic Laboratories​Toxic concentration: > or = 20 mg/dL
Interpretation

​Toxic concentrations greater than or equal to 20 mg/dL may cause intoxication, central nervous system (CNS) depression, metabolic acidosis, renal damage and hypocalcemia. Ingestion of ethylene glycol can be fatal if patients do not receive immediate medical treatment.

Ordering Applications
Ordering ApplicationDescription
Cerner​Ethylene Glycol, Serum (ETGL)
​Centricity​Ethylene Glycol, Serum (ETGL)
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Specimen TypePreferred Container/TubeAcceptable Container/TubeSpecimen VolumeSpecimen Minimum Volume
(allows for 1 repeat)		Pediatric Minimum Volume
(no repeat)
​Serum​Red Top Tube (RTT)​Plastic Vial​2.0 mL​0.3 mL​
Collection Processing

​1. Centrifuge and remove serum from red blood cells within 2 hours of draw.

2. Aliquot serum to submission container.

Please follow the STAT Ethylene Glycol and Volatiles Testing procedure in DCS for handling and transportation of the sample(s) to Mayo Clinic Laboratories.

*This test is only valid to be ordered from MCHS hospital location/branches and St. Clare's Hospital which includes the following branches:  MMC Marshfield, MMC Eau Claire, Flambeau Hospital, MMC Ladysmith, MMC Rice Lake (Lakeview), MMC Neillsville and St. Clare's Hospital. 

Specimen Stability Information
Specimen TypeTemperatureTime
​Serum ​ ​​Refrigerated (preferred)​14 days
​Ambient​14 days
​Frozen​14 days
Rejection Criteria
Gross Hemolysis
​Gross Lipemia
​Gross Icterus
Interference

​Propionic acid produced in the rare inborn error of metabolism methylmalonic acidemia may be confused with ethylene glycol in the gas chromatographic assay.

Useful For

​Confirming and monitoring ethylene glycol toxicity

Reference Range Information
Performing LocationReference Range
​Mayo Clinic Laboratories​Toxic concentration: > or = 20 mg/dL
Interpretation

​Toxic concentrations greater than or equal to 20 mg/dL may cause intoxication, central nervous system (CNS) depression, metabolic acidosis, renal damage and hypocalcemia. Ingestion of ethylene glycol can be fatal if patients do not receive immediate medical treatment.

For more information visit:
Performing Laboratory Information
Performing LocationDay(s) Test PerformedAnalytical TimeMethodology/Instrumentation
​Mayo Clinic Laboratories​Monday through Sunday; Varies​1 day​Gas Chromatography-Flame Ionization Detection (GC-FID)
Reference Lab
Mayo Clinic Laboratories
For billing questions, see Contacts
For most current information refer to the Marshfield Laboratory online reference manual.