Cotinine - urine
Last updated: Wednesday, 14, April, 2004
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| Reference Interval|
Not detected in non-smokers unless in an environment with much cigarette smoke.
Detection of nicotine intake, usually in patients on a non-smoking programme.
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.
Tricker AR. Toxicology. 2003; 183(1-3): 151-73.