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Test Code ETGC Ethyl Glucuronide Confirmation, Random, Urine


Ordering Guidance


For situations where chain of custody is required, a Chain of Custody Kit (T282) is available. For chainof-custody testing, order ETGX / Ethyl Glucuronide Confirmation, Chain of Custody, Random, Urine.

 

Additional drug panels and specific requests are available: call 800-533-1710 or 507-266-5700.



Additional Testing Requirements


If urine creatinine is required or adulteration of the sample is suspected, the following test should also be ordered, ADULT / Adulterants Survey, Random, Urine.

Specimen Required


Supplies: Sarstedt 5 mL Aliquot Tube (T914)

Collection Container/Tube: Plastic urine container

Submission Container/Tube: Aliquot Tube, 5 mL

Specimen Volume: 1 mL

Collection Instructions:

1. Collect a random urine specimen.

2. No preservative.

Additional Information:

1. No specimen substitutions.

2. STAT requests are not accepted for this test.

3. Submitting <1 mL will compromise our ability to perform all necessary testing.


Forms

If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.

Useful For

Monitoring abstinence in clinical and justice system settings

Method Name

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Reporting Name

Ethyl Glucuronide Confirmation, U

Specimen Type

Urine

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Urine Refrigerated (preferred) 28 days
  Frozen  28 days
  Ambient  72 hours

Reference Values

Negative

Day(s) Performed

Tuesday, Thursday, Sunday

Report Available

3 to 5 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed, and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

80321; G0480 (if appropriate)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ETGC Ethyl Glucuronide Confirmation, U 93705-2

 

Result ID Test Result Name Result LOINC Value
63421 Ethyl Glucuronide 58378-1
36848 Ethyl Sulfate 58425-0
36849 Ethyl Gluc/Sulfate Interpretation 59462-2