Cocaine Confirmation, Quantitative, Urine
| Abbrev Code: | UCOCQT | ||
| Order Code: | LAB1242 | Order Name: | Cocaine Metabolite Quant Urine |
| Order Instructions: | Preferred test to follow-up presumptive results. | ||
| Synonyms: | Crack | ||
| Methodology: | Quantitative gas chromatography-Mass spectrometry/Quantitative liquid chromatography-Tandem mass spectrometry | ||
| CPT Codes: | 80353 x1, 80353 x1 | ||
| Turnaround Time: | Specimens are sent to the reference laboratory Sun-Sat; results are reported within 1-4 days. | ||
| Associated Links: | |||
Collection Instructions
| Specimen: | Urine, random collection |
| Optimal Volume: | Submit entire collection; analysis requires 3.5 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: | 0090359 |
Interpretive
| Reference Range: | Primary metabolite of cocaine is benzoylecgonine.
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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