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Test Code LAB3879 Drug Screen with Confirmation

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Methodology

Profile Information:
Amphetamine/Methamphetamine Methadone
Barbiturates Opiates
Benzodiazepines Screen Oxycodone
Cannabinoids Screen Phencyclidine
Cocaine Metabolite Fentanyl 

 

Testing Algorithm:

Results below cutoff are reported as Not Detected. 

Results above cutoff are reported as Screen Positive, presumptive.

For drug cutoff information refer to the individual drug analyte.

All positive drug screens, except for cannabinoids, barbiturates, and benzodiazepines, will be automatically confirmed by LC-MS/MS, at an additional charge.

 

Method Name:

Kinetic interaction of microparticles in solution (KIMS)

 

Literature Reference:

See individual test listings.

Specimen Requirements

Specimen Type: Urine, random

Container/Tube: Yellow-top urine collection tube or plain red-top tube (full)

Specimen Volume: 10 mL

Collection Instructions: No additive.

Additional Information: See Urine Collection in Special Instructions for additional information.

Day(s) Test Set Up

Monday through Sunday
Turnaround Time:
STAT: Screening result available 1 hour after receipt in laboratory. Confirmation performed within 24 hours, if applicable.
Routine: Screening result available 3 hours after receipt in laboratory. Confirmation performed within 24 hours, if applicable.

Test Classification and CPT Coding

80307-Drug screen

80324-Drug confirmation- Amphetamines (if appropriate) (G0480)

80359-Drug confirmation- MDA,MDEA,MDMA (if appropriate) (G0480)

80361-Drug confirmation- Opiates (if appropriate) (G0480)

80365-Drug confirmation- Oxycodone (if appropriate) (G0480)

80356-Drug confirmation- Heroine metabolite (if appropriate) (G0480)

80353-Drug confirmation- Cocaine (if appropriate) (G0480)

83992-Drug confirmation- Phencyclidine (if appropriate) 

80358-Drug confirmation- Methadone (if appropriate) (G0480)

80354-Drug confirmation- Fentanyl (if appropriate) (G0480)

Reference Values

None detected

Positive screen will be confirmed by LC-MS/MS, if applicable.

Cannabinoids, barbiturates, and benzodiazepines are reported as Screen Positive, presumptive or Not Detected.  Benzodiazepine and barbiturate confirmations are performed by Mayo Medical Laboratories only upon request, at an additional charge.

Specimen Transport Temperature

Ambient

Additional Information

For BJH Laboratory Use Only
Analyte Stability:

  • Specimens must be processed within 2 days.
  • Processed sample stability:
    • Ambient - 2 days
    • Refrigerated (2 - 8°C) - 7 days
    • Frozen (≤ -20°C) - 7 days
  • See Analyte Stability Chart under General Information for a complete list.

Laboratory Processing Instructions:

Test performed in BJH Core Lab.  Processed by automated line for delivery to the Cobas 8000 and the Waters LC-MS/MS for confirmation. Completed confirmations are stored frozen for 30 days. 

Special Instructions

LOINC Code Information

Name LOINC Code
Amphetamine/Methamphetamine 19261-7
Barbiturates 19270-8
Benzodiazepines Screen 14316-4
Cannabinoids Screen 18282-4
Cocaine Metabolite 14314-9
Methadone 19550-3
Opiates 19295-3
Oxycodone 19644-4
Phencyclidine 14310-7
Fentanyl 40839-3