Compliance Barbiturates Confirmation, Urine

Abbrev Code:BARBUR   
Order Code:LAB1240Order Name:Barbiturates Quant Urine
Methodology:Quantitative Gas chromatography-Mass spectrometry/Quantitative liquid chromatography-Tandem mass spectrometry
CPT Codes: 80345 x1, 80345 x1
Turnaround Time:Specimens are sent to the reference laboratory Sun-Sat; testing is performed Tue, Thur, and Sat. Results are reported within 1-4 days.

ARUP Laboratory Developed Test (LDT): For tests developed and validated by ARUP (previously referred to as Compliance Statement B, C or D). This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.

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Urine Collection Procedure

Collection Instructions

Specimen:Urine, random collection.
Optimal Volume:Submit entire collection; analysis requires 5 mL.
Minimum\Peds Volume:1.5 mL
Container:Plastic leakproof container, sterile
Causes for Rejection:Specimens exposed to repeated freeze/thaw cycles.

Processing and Shipping

Specimen Processing:Aliquot 3.5 mL, 1.5 mL minimum. Store at room temperature.
Shipping Instructions:Ship at room temperature.
Stability:1 week at room temperature; 1 month refrigerated; 3 years frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:2012213


Reference Range:
Drugs Covered Cut Off Concentration
Butalbital 50 ng/mL
Pentobarbital 50 ng/mL
Phenobarbital 50 ng/mL
For medical purposes only; not valid for forensic use.
The absence of expected drug(s) and/or drug metabolite(s) may indicate non-compliance, inappropriate timing of specimen collection relative to drug administration, poor drug absorption, diluted/adulterated urine, or limitations of testing The concentration value must be greater than or equal to the cutoff to be reported as positive. Interpretive questions should be directed to the laboratory.

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