Test Code OPATU Opiates Confirmation, Random, Urine
Performing Laboratory
Mayo Clinic Laboratories in RochesterSpecimen Type
UrineOrdering Guidance
For situations where chain of custody is required, a Chain of Custody Kit (T282) is available. For chain-of-custody testing, order OPATX / Opiates Confirmation, Chain of Custody, Random, Urine.
Additional drug panels and specific requests are available; call 800-533-1710.
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 Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Plastic urine container
Submission Container/Tube: Plastic, 5-mL tube
Specimen Volume: 3 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 less than 1 mL will compromise our ability to perform all necessary testing.
Specimen Minimum Volume
2.5 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Urine | Refrigerated (preferred) | 28 days | |
Frozen | 28 days | ||
Ambient | 14 days |
Reference Values
Negative
Cutoff concentrations by liquid chromatography tandem mass spectroscopy:
Codeine: 25 ng/mL
Dihydrocodeine: 25 ng/mL
Hydrocodone: 25 ng/mL
Norhydrocodone: 25 ng/mL
Hydromorphone: 25 ng/mL
Oxycodone: 25 ng/mL
Noroxycodone: 25 ng/mL
Oxymorphone: 25 ng/mL
Noroxymorphone: 25 ng/mL
Naloxone: 25 ng/mL
Morphine: 25 ng/mL
Day(s) Performed
Monday through Friday
CPT Code Information
80361
80365
80362
G0480 (if appropriate)
Report Available
3 to 5 daysSpecimen Retention Time
14 daysReject Due To
Gross hemolysis | OK |
Gross icterus | OK |