Screen: Immunoassay; Confirmation: Liquid Chromatography/Tamdem Mass Spectrometry (LC/MS/MS)
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
5 - 9 days
- Benzoylecgonine, Blood
Collect specimen in a grey top tube. Send intact whole blood refrigerated in a plastic vial.
If Cocaine Screen is positive, then Cocaine Confirmation (FCOKR) will be performed at an additional charge. By ordering this test the clinician acknowledges that additional reflex testing will be performed and billed at a separate additional charge if indicated. Test sent to Mayo Medical Laboratories; performed by MedTox Laboratories.