Barbiturate Confirmation (LabCorp MedWatch®)

CPT: 80345
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Test Details

Test Includes

Amobarbital, butalbital, pentobarbital (Nembutal®), phenobarbital (Luminal®), secobarbital

Use

Drug analysis/clinical drug monitoring

Methodology

Gas chromatography/mass spectrometry (GC/MS)

Specimen Requirements

Specimen

Urine

Volume

20 mL

Container

Plastic urine container

Storage Instructions

Maintain specimen at room temperature. If arrival at lab will extend beyond seven days, refrigerate.

Causes for Rejection

Quantity not sufficient for analysis; incorrect specimen

Clinical Information

Special Instructions

This assay is intended for pain management. It is not intended for workplace testing and does not comply with state regulatory workplace testing programs.

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
737697 Barbiturate (GC/MS), Urine 737698 Barbiturates 3377-9
737697 Barbiturate (GC/MS), Urine 737699 Amobarbital 3339-9
737697 Barbiturate (GC/MS), Urine 737701 Amobarbital (GC/MS) ng/mL 16239-6
737697 Barbiturate (GC/MS), Urine 737702 Secobarbital 4029-5
737697 Barbiturate (GC/MS), Urine 737703 Secobarbital (GC/MS) ng/mL 16238-8
737697 Barbiturate (GC/MS), Urine 737704 Butalbital 3421-5
737697 Barbiturate (GC/MS), Urine 737705 Butalbital (GC/MS) ng/mL 16237-0
737697 Barbiturate (GC/MS), Urine 737706 Pentobarbital 3925-5
737697 Barbiturate (GC/MS), Urine 737707 Pentobarbital (GC/MS) ng/mL 16240-4
737697 Barbiturate (GC/MS), Urine 737708 Phenobarbital 3949-5
737697 Barbiturate (GC/MS), Urine 737709 Phenobarbital (GC/MS) ng/mL 16241-2
737697 Barbiturate (GC/MS), Urine 070474 Documentation N/A
737697 Barbiturate (GC/MS), Urine 737776 Barbiturates (GC/MS) Holding N/A
737697 Barbiturate (GC/MS), Urine 733157 Please Note: N/A

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