What causes positive cocaine test

• [PDF File]False Positive and False Negative Results in Urine Drug ...

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  diagnostic test. Testing of known cotinine-positive and known c otinine-negative saliva samples with the saliva cotinine test showed 97.6% sensitivity (ability for the test to correctly identify positive specimens) and >99% specificity (ability for the test to correctly identify negative specimens). By comparison, the lab -

  what tests positive for cocaine

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• [PDF File]False-Positive Interferences of Common Urine Drug Screen ...

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  duration 2-4 hrs only is positive as morphine in 2-3 days . Enzyme linked immunoassay – EIA. • Screening test for illicit substances amphetamine/ methamphetamine, marijuana, PCP, cocaine, “opiates” (e.g., morphine/codeine) • Inexpensive, fast, point of care or lab • Detects class of substance, not specific medication

  testing positive for cocaine metabolite

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• [PDF File]Critical Evaluation of the Cocaine Test in the Diagnosis ...

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  interpret these tests, it is required to know of testing modalities, kinetic of drugs, and different causes of false-positive and false-negative results. Standard immunoassay testing is fast, cheap, and the preferred primarily test for urine drug screening. This method reliably detects commonly drugs of abuse such as

  list of false positive drugs

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• [PDF File]Nicotine Testing – Common Questions

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  ‘False-positive’ and ‘false-negative’ test results in clinical urine drug testing The terms ‘false-positive’ and ‘false-negative’ are widely used in discussions of urine drug test (UDT) results. These terms are inadequate because they are used in different ways by physicians and laboratory professionals and they

  false positive for methamphetamine

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• How Long Does Cocaine Stay in Your System? Urine, Blood ...

  cocaine test for diagnosing Horner's syn-drome. The test was administered to 119 patients with a diagnosis of Horner's syn-drome and to 50 normal subjects. We compared the cocaine-induced anisocoria in the two groups by measuring photo-graphs of the pupils. We found the cocaine test to be highly effective in separating normal subjects from ...

  false positive alcohol urine screen

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• [PDF File]False-positive and false-negative test results in clinical ...

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  strings ‘false positive [drug] urine’ yielding 173 articles. These arti-cles were then carefully analyzed and condensed to 62 that included data on causes of false-positive results. The discussion is separated into six sections by drug class with a corresponding table of cross-reacting compounds for quick reference. False-positive results were

  false positive drug test

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