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Test Code LAB2534 Drug Screen, Non-Legal, Urine, Qualitative

Additional Codes

DRUGS10

Includes:

Amphetamines, barbiturates, benzodiazepines, opiates, cocaine metabolites, cannabinoids, fentanyl methadone, oxycodone and phencyclidine (PCP)

Notes:

This is a screening test only. All positive results are considered presumptive and should be confirmed by alternate, more specific method. Confirmatory testing is performed by GC-MS or LC-MS/MS and must be requested separately; Intended for clinical use, not a legal specimen.  No Chain of Custody required or accepted.

Collection:

Specimen: Urine, Random

Container: Random Urine – 10 mL Yellow Top Plastic Urine No Additive Tube.  BD# 364979

Volume: 10 mL

Stability:

Ambient: 8 Hours

Refrigerated (preferred): 1 Week

Frozen: 2 Weeks

Turn Around Time (TAT):

STAT: 1 HOUR

Routine: 4 HOURS

Test Availability:

24 hours a day / 7 days a week

Performing Laboratory Section:

Chemistry / UMC MAIN LABORATORY

Reference Interval:

Negative

Interpretive Data:

These results are for medical toxicology purposes only to assist clinical assessment. Urine Drug Screen testing is performed by immunoassay which is not a confirmatory method. False positive and false negative results may occur.  Screen results are not confirmed automatically/ reflexively. If results are inconsistent with the diagnosis, contact Client Services at 792-0707 to arrange for an alternate screening method or confirmatory testing.

 

Screen Cutoff Concentrations
Amphetamines 1000 ng/mL
Barbiturates 200 ng/mL
Benzodiazepines 200 ng/mL
Cannabinoids (THC) 50 ng/mL
Cocaine metabolites 300 ng/mL
Fentanyl  1 ng/mL
Methadone 300 ng/mL
Opiates 300 ng/mL
Oxycodone 100 ng/mL
Phencyclidine (PCP) 25 ng/mL
Cutoffs are consistent with the USDHHS Substance Abuse and Mental Health Services Administration guidelines for clinical toxicology. Legal chain-of-custody service is not provided by Laboratory Services.