Ordering Recommendation

Detect exposure to cocaine.

Mnemonic
COC MET SP
Methodology

Quantitative Gas Chromatography-Mass Spectrometry

Performed

Sun-Sat

Reported

1-4 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Gray (sodium fluoride/potassium oxalate). Also acceptable: Plain red, green (sodium heparin), lavender (EDTA), or pink (K2EDTA).

Specimen Preparation

Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 3.5 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 1.5 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Separator tubes. Plasma or whole blood collected in lt. blue (sodium citrate). Specimens exposed to repeated freeze/thaw cycles. Hemolyzed specimens.

Remarks
Stability

After separation from cells: Ambient: 1 week; Refrigerated: 2 weeks; Frozen: 3 years

Reference Interval

Effective August 17, 2015

Drugs Covered Cutoff Concentrations
Benzoylecgonine 20 ng/mL

Interpretive Data

Methodology: Quantitative Gas Chromatography-Mass Spectrometry

Positive cutoff:
20 ng/mL 

For medical purposes only; not valid for forensic use.

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.

Compliance Statement B: For laboratory developed tests not using a RUO kit, and for FDA approved, cleared or 510(k) exempt assays with alterations. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Note
Hotline History
N/A
CPT Codes

80353 (Alt code: G0480)

Components
Component Test Code* Component Chart Name LOINC
0090682 Benzoylecgonine, S/P, Quant 3392-8
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Benzoylecgonine
  • Benzoylmethylecgonine
  • Cocaethylene
  • Cocaine
  • Crack
  • M-OH Benzoylecgonine
  • Pain Management
Cocaine Metabolite, Serum or Plasma, Quantitative