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Test Code ADULTM Adulterants Survey, Random, Urine

Additional Codes

MAYO: ADULT

EPIC: LAB2966

Useful For

Assessment of possible adulteration of a urine specimen submitted for drug of abuse testing

 

Providing the creatinine concentration for normalization purposes

Testing Algorithm

See Adulterant Survey Algorithm in Special Instructions.

Special Instructions

Reporting Name

Adulterants Survey, U

Specimen Type

Urine


Specimen Required


Container/Tube: Plastic, 60-mL urine bottle

Specimen Volume: 20 mL

Collection Instructions:

1. Collect a random urine specimen.

2. No preservative.

Additional Information:

1. For situations where chain of custody is required, a Chain-of-Custody Kit (T282) is available. For chain-of-custody information, see ADLTX / Adulterants Survey, Chain of Custody, Random, Urine.

2. Submitting less than 20 mL may compromise the ability to perform all necessary testing.


Specimen Minimum Volume

0.4 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Urine Refrigerated (preferred) 14 days
  Frozen  14 days
  Ambient  72 hours

Reject Due To

All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.

Day(s) and Time(s) Performed

Monday through Saturday

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

81005

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ADULT Adulterants Survey, U 58714-7

 

Result ID Test Result Name Result LOINC Value
20606 Creatinine, U 2161-8
22312 Specific Gravity 5810-7
23509 pH 2756-5
23511 Oxidants 58714-7
23510 Nitrites 2657-5
30914 Comment 48767-8

Method Name

Spectrophotometry (SP)

Reference Values

Cutoff concentrations

Oxidants: 200 mg/L

Nitrites: 500 mg/L

Test Classification

This test has been cleared, approved or is exempt by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

Secondary ID

29345

Forms

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