Cotinine - urine
Last updated: Wednesday, 14, April, 2004
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| Item | Process |
|---|---|
| Specimen | Random urine. |
| Method | Immunoassay, GCMS. |
| Reference Interval | Not detected in non-smokers unless in an environment with much cigarette smoke. |
| Application | Detection of nicotine intake, usually in patients on a non-smoking programme. |
| Interpretation | The test may remain positive for some days after the last cigarette. Passive smoking does not give rise to high levels, although a trace may be detected. |
| Reference | Tricker AR. Toxicology. 2003; 183(1-3): 151-73. |